Where does Yazaki Energy System Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Yazaki Energy System Corporation ranks #11,882 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Yazaki Energy System Corporation hold?

Yazaki Energy System Corporation holds 26 US utility patents granted between 2016 and 2025, spanning 31 technology areas.

What is Yazaki Energy System Corporation's Innovation Score?

Yazaki Energy System Corporation has an Innovation Score of 54.9 out of 100 (top 7% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Yazaki Energy System Corporation's patent grant rate increasing or decreasing?

Yazaki Energy System Corporation's recent grant velocity is +425% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Yazaki Energy System Corporation's patents?

Yazaki Energy System Corporation's patents average 6.4 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Yazaki Energy System Corporation patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Yazaki Energy System Corporation

Q: What technology areas does Yazaki Energy System Corporation focus on?

Yazaki Energy System Corporation's top technology area is Y02B (Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications) with 12 patents, ranking #304 of 2,605 assignees active in that subclass. Grants appear in 31 CPC subclasses total.

USPTO PatentsView assignee record - 26 granted patents across 31 technology areas, recorded in grant years 2016–2025. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: Y02B (Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Yazaki ranks #11,882 of 49,997 tracked US assignees by granted-patent volume, with 26 patents across 31 technology areas.

#11,882
of 49,997 US assignees by volume: Top 7%
by Innovation Score (54.9/100): 6.4
avg claims per patent: +425%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R11882 · Foreign Corporation #11,882 · 26 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-SMALL 26 grants
UPPER-Q #11,882/49,997
PHOTO-FINISH Xuzhou Heavy Machinery
CPC-FOCUS Y02B · 31 areas
INNOV-PAR 54.9/100
CLAIMS-SPARSE 6.4 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +425% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Xuzhou Heavy Machinery Co., Ltd. (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

How Yazaki’s 54.9 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 11.4 pts (21%) Velocity 20.0 pts (36%) Breadth 19.7 pts (36%) Claim depth 3.8 pts (7%)

Qualcomm Incorporated · highest

85
Membrane Technology… · near

55
Hunting Titan · near

55
Sensortek Technology · near

55
The University Of… · near

55
Yazaki Energy System · this assignee

55
3D Lighting… · lowest

7

What this shows Yazaki's Innovation Score is 54.9/100 (top 7% of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Does more volume mean deeper claims for Yazaki?

Each dot is one of Yazaki’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Yazaki’s own 6.4 claims/patent is at or below the 15.2 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

Yazaki vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Yazaki's grants concentrate

Yazaki Energy System Corporation is a focused PatentsView assignee: 31 CPC subclasses with 46.2% of grants classified under Y02B (Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications). Peak complete grant year is 2023 (9 grants) versus a trough of 1 in 2017. By volume, Yazaki sits between Xwpharma Ltd. and Zest IP Holdings, LLC.

Yazaki's three-year grant acceleration

Yazaki Energy System Corporation shows 18 grants in 2022–2024 against only 3 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

Xwpharma

26
Xylo

26
Xuzhou Heavy Mach…

26
Yaskawa America

26
Yoti Holding

26
Yotrio Group

26
Zerotech (Shenzhe…

26
Zest IP Holdings

26
Yazaki Energy Sys… ◀

26

What this shows Yazaki holds 26 patents at rank #11,882, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Yazaki

By rank, the assignees closest to #11,882 in granted patent volume.

Leaders in Y02B (Climate Change Mitigation Technologies Related TO Buildings)

Other assignees with the most granted patents in Yazaki's primary technology class.

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Yazaki, neither rank-band nor same-CPC leaders (those blocks stay above). In Y02B (Climate Change Mitigation Technologies Related TO Buildings), Yazaki ranks #304 of 2,605 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (55 here).

Sensortek Technology Corp. 55 Hunting Titan, Inc. 55 The University Of North Carolina At Charlotte 55 Membrane Technology and Research, Inc. 55

Yazaki's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

55 Top 7% higher than 93% of 49,997 US assignees

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

USPTO utility patent grants by year · 2016–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Yazaki Energy System Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	2	7.7%
2017	1	3.8%
2018	1	3.8%
2020	1	3.8%
2021	2	7.7%
2022	6	23.1%
2023	9	34.6%
2024	3	11.5%
2025partial year	1	3.8%

Which technologies does Yazaki Energy System Corporation patent most?

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 12

E06B - Fixed OR Movable Closures FOR Openings IN Buildings, Vehicles, Fences OR Like Enclosures IN General, e.g. Doors, Windows, Blinds, Gates 11

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 11

Y02A - Technologies FOR Adaptation TO Climate Change 8

F28D - Heat-exchange Apparatus, NOT Provided FOR IN Another Subclass, IN Which THE Heat-exchange Media DO NOT Come Into Direct Contact 7

F25B - Refrigeration Machines, Plants OR SYSTEMS; Combined Heating AND Refrigeration SYSTEMS; Heat Pump Systems 7

F24F - AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR Currents FOR Screening 6

G02B - Optical Elements, Systems OR Apparatus 6

E04B - General Building CONSTRUCTIONS; Walls, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; Insulation OR Other Protection OF Buildings 5

F24S - Solar Heat COLLECTORS; Solar Heat Systems 5

F28F - Details OF Heat-exchange AND Heat-transfer Apparatus, OF General Application 4

B01D - Separation 2

F24D - Domestic- OR Space-heating Systems, e.g. Central Heating SYSTEMS; Domestic Hot-water Supply SYSTEMS; Elements OR Components Therefor 2

H02S - Generation OF Electric Power BY Conversion OF Infrared Radiation, Visible Light OR Ultraviolet Light, e.g. Using Photovoltaic [PV] Modules 2

F21V - Functional Features OR Details OF Lighting Devices OR Systems THEREOF; Structural Combinations OF Lighting Devices With Other Articles, NOT Otherwise Provided FOR 2

Top 15 of 31 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Yazaki Energy System Corporation's patent record in context - here's where to go next.

Yazaki Energy System Corporation's lead technology class is Y02B (Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications), 46.2% of its portfolio - see every assignee active in that class. Explore Y02B
Ranked #11,882 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Yazaki Energy System Corporation against Xwpharma Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 54.9/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent, US Patent Intelligence Editorial Process · May 15, 2026

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.