Where does American Axle & Manufacturing, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), American Axle & Manufacturing, Inc. ranks #1,645 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 American Axle & Manufacturing, Inc. hold?

American Axle & Manufacturing, Inc. holds 250 US utility patents granted between 2015 and 2025, spanning 60 technology areas.

What is American Axle & Manufacturing, Inc.'s Innovation Score?

American Axle & Manufacturing, Inc. has an Innovation Score of 59.3 out of 100 (top 4% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does American Axle & Manufacturing, Inc. focus on?

American Axle & Manufacturing, Inc.'s top technology area is F16H (Gearing) with 146 patents. Grants appear in 60 CPC subclasses total.

Is American Axle & Manufacturing, Inc.'s patent grant rate increasing or decreasing?

American Axle & Manufacturing, Inc.'s recent grant velocity is -22% 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 American Axle & Manufacturing, Inc.'s patents?

American Axle & Manufacturing, Inc.'s patents average 16.9 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 American Axle & Manufacturing, 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

American Axle & Manufacturing, Inc.

USPTO PatentsView assignee record - 250 granted patents across 60 technology areas, recorded in grant years 2015–2025. 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: F16H (Gearing).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, American ranks #1,645 of 49,997 tracked US assignees by granted-patent volume, with 250 patents across 60 technology areas.

#1,645
of 49,997 US assignees by volume: Top 4%
by Innovation Score (59.3/100): 16.9
avg claims per patent: -22%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1645 · US Corporation #1,645 · 250 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-MID 250 grants
TOP-DECILE #1,645/49,997
PHOTO-FINISH Smith International
CPC-WIDE F16H · 60 areas
INNOV-PAR 59.3/100
CLAIMS-RICH 16.9 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -22% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Smith International, Inc. (±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.

Qualcomm Incorporated · highest

85
Abbott Laboratories · near

59
American Axle &… · this assignee

59
Auckland Uniservices · near

59
Howmet Aerospace · near

59
Syntegon Technology · near

59
3D Lighting… · lowest

7

What this shows American's Innovation Score is 59.3/100 (top 4% 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.

How American's grant cadence moved

Between 2020–2024, American Axle & Manufacturing, Inc. received 107 grants versus 137 in 2015–2019 (-22% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2015 at 33 grants and bottomed in 2023 at 15. Lead class F16H accounts for 58.4% of the portfolio across 60 subclasses. Volume neighbours: Guardian Glass, LLC (#1,641) and Arkema Inc. (#1,649).

American's three-year grant acceleration

From 2019–2021 to 2022–2024, American Axle & Manufacturing, Inc. moved from 72 to 55 grants (0.76x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #1,949. See the growth leaderboard.

Guardian Glass

251
THE Aerospace

251
UCB Biopharma SRL

251
Zscaler

251
Smith Internation…

250
Valinge Innovatio…

250
American Axle & M… ◀

250
AS America

249
Arkema

249

What this shows American holds 250 patents at rank #1,645, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near American

By rank, the assignees closest to #1,645 in granted patent volume.

Leaders in F16H (Gearing)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for American, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (59 here).

Abbott Laboratories 59 Auckland Uniservices Limited 59 Howmet Aerospace Inc. 59 Syntegon Technology GmbH 59

Similar claim depth

Nearest assignees by average claims per patent (16.9 here).

Zhejiang Jinko Solar Co., Ltd. 16.9 avg Saudi Arabian OIL Company 16.9 avg Kinze Manufacturing, Inc. 16.9 avg Nelson Irrigation Corporation 16.9 avg

American's Innovation Score vs. every tracked assignee

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

59 Top 4% higher than 96% 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 · 2015–2025

Grants by year

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

View data table

American Axle & Manufacturing, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	33	13.2%
2016	33	13.2%
2017	23	9.2%
2018	28	11.2%
2019	20	8.0%
2020	30	12.0%
2021	22	8.8%
2022	23	9.2%
2023	15	6.0%
2024	17	6.8%
2025partial year	6	2.4%

Which technologies does American Axle & Manufacturing, Inc. patent most?

F16H - Gearing 146

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 93

F16D - Couplings FOR Transmitting ROTATION; CLUTCHES; Brakes 65

B60Y - Indexing Scheme Relating TO Aspects Cross-cutting Vehicle Technology 48

H02K - Dynamo-electric Machines 35

F16C - SHAFTS; Flexible SHAFTS; Elements OR Crankshaft MECHANISMS; Rotary Bodies Other Than Gearing ELEMENTS; Bearings 30

B60B - Vehicle Wheels ; CASTORS; Axles FOR Wheels OR CASTORS; Increasing Wheel Adhesion 29

Y10T - Technical Subjects Covered BY Former US Classification 25

B23P - Metal-working NOT Otherwise Provided FOR; Combined OPERATIONS; Universal Machine Tools 15

F16F - SPRINGS; SHOCK-ABSORBERS; Means FOR Damping Vibration 14

B21K - Making Forged OR Pressed Metal Products, e.g. Horse-shoes, Rivets, Bolts OR Wheels 12

B23F - Making Gears OR Toothed Racks 10

H01L - Semiconductor Devices NOT Covered BY Class H10 8

B23K - Soldering OR UNSOLDERING; WELDING; Cladding OR Plating BY Soldering OR WELDING; Cutting BY Applying Heat Locally, e.g. Flame CUTTING; Working BY Laser Beam 7

Y02T - Climate Change Mitigation Technologies Related TO Transportation 7

Top 15 of 60 technology areas

Where it ranks

Overall rank by patents

#1,645

of 49,997 tracked assignees

Innovation Score

59.3 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

American Axle & Manufacturing, Inc.'s patent record in context - here's where to go next.

American Axle & Manufacturing, Inc.'s lead technology class is F16H (Gearing), 58.4% of its portfolio - see every assignee active in that class. Explore F16H
Ranked #1,645 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare American Axle & Manufacturing, Inc. against Guardian Glass, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 59.3/100 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.