Where does Maxwell Technologies, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Maxwell Technologies, Inc. ranks #7,734 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 Maxwell Technologies, Inc. hold?

Maxwell Technologies, Inc. holds 42 US utility patents granted between 2015 and 2024, spanning 14 technology areas.

What is Maxwell Technologies, Inc.'s Innovation Score?

Maxwell Technologies, Inc. has an Innovation Score of 38.6 out of 100 (top 40% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Maxwell Technologies, Inc.'s patent grant rate increasing or decreasing?

Maxwell Technologies, Inc.'s recent grant velocity is -25% 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 Maxwell Technologies, Inc.'s patents?

Maxwell Technologies, Inc.'s patents average 19.5 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 Maxwell Technologies, Inc. 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 US Corporation

Maxwell Technologies, Inc.

Q: What technology areas does Maxwell Technologies, Inc. focus on?

Maxwell Technologies, Inc.'s top technology area is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution) with 29 patents, ranking #531 of 5,963 assignees active in that subclass. Grants appear in 14 CPC subclasses total.

USPTO PatentsView assignee record - 42 granted patents across 14 technology areas, recorded in grant years 2015–2024. 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, Maxwell ranks #7,734 of 49,997 tracked US assignees by granted-patent volume, with 42 patents across 14 technology areas.

#7,734
of 49,997 US assignees by volume: Top 40%
by Innovation Score (38.6/100): 19.5
avg claims per patent: -25%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R7734 · US Corporation #7,734 · 42 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-SMALL 42 grants
UPPER-Q #7,734/49,997
PHOTO-FINISH Landa Labs (2012)
CPC-FOCUS Y02E · 14 areas
INNOV-THIN 38.6/100
CLAIMS-RICH 19.5 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -25% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Landa Labs (2012) 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 Maxwell’s 38.6 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 13.0 pts (34%) Velocity 0.7 pts (2%) Breadth 13.2 pts (34%) Claim depth 11.7 pts (30%)

Qualcomm Incorporated · highest

85
Arrinex · near

39
F I S Fabbrica… · near

39
Maxwell · this assignee

39
Nytell Software · near

39
Vemag Maschinenbau · near

39
3D Lighting… · lowest

7

What this shows Maxwell's Innovation Score is 38.6/100 (top 40% 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 Maxwell?

Each dot is one of Maxwell’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). Maxwell’s own 19.5 claims/patent is ABOVE the 3.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Maxwell's grants concentrate

Maxwell Technologies, Inc. is a focused PatentsView assignee: 14 CPC subclasses with 69% of grants classified under Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution). Peak complete grant year is 2020 (10 grants) versus a trough of 1 in 2023. By volume, Maxwell sits between LIH Yann Industrial Co., Ltd. and Modne, Inc..

Maxwell's three-year grant acceleration

From 2019–2021 to 2022–2024, Maxwell Technologies, Inc. moved from 20 to 2 grants (0.10x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

LIH Yann Industri…

42
Landa Labs (2012)

42
Life Fitness

42
Linxens Holding

42
Melnor

42
Merus

42
Microsoft Mobile…

42
Modne

42
Maxwell ◀

42

What this shows Maxwell holds 42 patents at rank #7,734, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Maxwell

By rank, the assignees closest to #7,734 in granted patent volume.

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

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Maxwell, neither rank-band nor same-CPC leaders (those blocks stay above). In Y02E (Reduction OF Greenhouse GAS [GHG] Emissions), Maxwell ranks #531 of 5,963 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (39 here).

F.I.S. Fabbrica Italiana Sintetici S.p.A. 39 Arrinex, Inc. 39 Nytell Software LLC 39 Vemag Maschinenbau GmbH 39

Maxwell's Innovation Score vs. every tracked assignee

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

39 Top 40% higher than 60% 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 · 2015–2024

Grants by year

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

View data table

Maxwell Technologies, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	3	7.1%
2016	4	9.5%
2017	9	21.4%
2018	4	9.5%
2019	4	9.5%
2020	10	23.8%
2021	6	14.3%
2023	1	2.4%
2024	1	2.4%

Which technologies does Maxwell Technologies, Inc. patent most?

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 29

H01G - CAPACITORS; Capacitors, Rectifiers, Detectors, Switching Devices, Light-sensitive OR Temperature-sensitive Devices OF THE Electrolytic Type 27

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy 19

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 9

Y10T - Technical Subjects Covered BY Former US Classification 9

Y02T - Climate Change Mitigation Technologies Related TO Transportation 8

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 7

B60L - Propulsion OF Electrically-propelled Vehicles ; Supplying Electric Power FOR Auxiliary Equipment OF Electrically-propelled Vehicles ; Electrodynamic Brake Systems FOR Vehicles IN General ; Magnetic Suspension OR Levitation FOR VEHICLES; Monitoring Operating Variables OF Electrically-propelled Vehicl 3

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 2

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 2

F28F - Details OF Heat-exchange AND Heat-transfer Apparatus, OF General Application 1

H01R - Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors 1

F02N - Starting OF Combustion ENGINES; Starting Aids FOR Such Engines, NOT Otherwise Provided FOR 1

G06F - Electric Digital Data Processing 1

Top 14 of 14 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

Maxwell Technologies, Inc.'s patent record in context - here's where to go next.

Maxwell Technologies, Inc.'s lead technology class is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution), 69% of its portfolio - see every assignee active in that class. Explore Y02E
Ranked #7,734 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Maxwell Technologies, Inc. against LIH Yann Industrial Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 38.6/100 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.