Where does BAY ZU Precision Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), BAY ZU Precision Co., Ltd. ranks #39,037 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 BAY ZU Precision Co., Ltd. hold?

BAY ZU Precision Co., Ltd. holds 6 US utility patents granted between 2015 and 2022, spanning 3 technology areas.

What is BAY ZU Precision Co., Ltd.'s Innovation Score?

BAY ZU Precision Co., Ltd. has an Innovation Score of 32.0 out of 100 (40th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is BAY ZU Precision Co., Ltd.'s patent grant rate increasing or decreasing?

BAY ZU Precision Co., Ltd.'s recent grant velocity is -50% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for BAY ZU Precision Co., Ltd.'s patents?

BAY ZU Precision Co., Ltd.'s patents average 20.8 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 BAY ZU Precision Co., Ltd. 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

BAY ZU Precision Co., Ltd.

Q: What technology areas does BAY ZU Precision Co., Ltd. focus on?

BAY ZU Precision Co., Ltd.'s top technology area is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution) with 6 patents, ranking #1,885 of 5,963 assignees active in that subclass. Grants appear in 3 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 3 technology areas, recorded in grant years 2015–2022. 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: Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, BAY ranks #39,037 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 3 technology areas.

#39,037
of 49,997 US assignees by volume: 40th percentile
by Innovation Score (32.0/100): 20.8
avg claims per patent: -50%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R39037 · Foreign Corporation #39,037 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-DENSE · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #39,037/49,997
PHOTO-FINISH Basf Toda Battery…
CPC-NARROW Y02E · 3 areas
INNOV-THIN 32.0/100
CLAIMS-DENSE 20.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -50% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Basf Toda Battery Materials LLC (±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 BAY’s 32.0 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 6.7 pts (21%) Velocity 6.7 pts (21%) Breadth 6.1 pts (19%) Claim depth 12.5 pts (39%)

Qualcomm Incorporated · highest

85
BAY ZU Precision · this assignee

32
3D Lighting… · lowest

7

What this shows BAY's Innovation Score is 32.0/100 (40th percentile 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 BAY?

Each dot is one of BAY’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). BAY’s own 20.8 claims/patent is ABOVE the 8.7 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where BAY's grants concentrate

BAY ZU Precision Co., Ltd. is a focused PatentsView assignee: 3 CPC subclasses with 100% of grants classified under Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution). By volume, BAY sits between Basf Toda Battery Materials LLC and Bcck Holding Company.

BAY's three-year grant acceleration

BAY ZU Precision Co., Ltd. shows 1 grants in 2022–2024 against only 1 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.

Basf Toda Battery…

6
Baumer Electric

6
Baxley Equipment

6
BAY Valley Foods

6
Bazz

6
BBM Railway Equip…

6
BBQ Guy's Manufac…

6
Bcck Holding

6
BAY ZU Precision ◀

6

What this shows BAY holds 6 patents at rank #39,027, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near BAY

By rank, the assignees closest to #39,027 in granted patent volume.

Leaders in Y02E (Reduction OF Greenhouse GAS [GHG] Emissions)

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

BAY's Innovation Score vs. every tracked assignee

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

32 40th percentile higher than 40% 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 · 2015–2022

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

BAY ZU Precision Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	16.7%
2016	1	16.7%
2017	1	16.7%
2018	1	16.7%
2020	1	16.7%
2022	1	16.7%

Which technologies does BAY ZU Precision Co., Ltd. patent most?

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 6

H10F - Inorganic Semiconductor Devices Sensitive TO Infrared Radiation, Light, Electromagnetic Radiation OF Shorter Wavelength OR Corpuscular Radiation 6

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 2

Top 3 of 3 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

BAY ZU Precision Co., Ltd.'s patent record in context - here's where to go next.

BAY ZU Precision Co., Ltd.'s lead technology class is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution), 100% of its portfolio - see every assignee active in that class. Explore Y02E
Ranked #39,037 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare BAY ZU Precision Co., Ltd. against Basf Toda Battery Materials LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 32.0/100 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.