Where does Stemco Kaiser Incorporated rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Stemco Kaiser Incorporated ranks #27,511 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 Stemco Kaiser Incorporated hold?

Stemco Kaiser Incorporated holds 10 US utility patents granted between 2015 and 2017, spanning 11 technology areas.

What is Stemco Kaiser Incorporated's Innovation Score?

Stemco Kaiser Incorporated has an Innovation Score of 30.9 out of 100 (36th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Stemco Kaiser Incorporated focus on?

Stemco Kaiser Incorporated's top technology area is B60G (Vehicle Suspension Arrangements) with 10 patents, ranking #63 of 428 assignees active in that subclass. Grants appear in 11 CPC subclasses total.

Is Stemco Kaiser Incorporated's patent grant rate increasing or decreasing?

Stemco Kaiser Incorporated's recent grant velocity is -100% 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 Stemco Kaiser Incorporated's patents?

Stemco Kaiser Incorporated's patents average 18.2 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 Stemco Kaiser Incorporated 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

Stemco Kaiser Incorporated

USPTO PatentsView assignee record - 10 granted patents across 11 technology areas, recorded in grant years 2015–2017. 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: B60G (Vehicle Suspension Arrangements).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Stemco ranks #27,511 of 49,997 tracked US assignees by granted-patent volume, with 10 patents across 11 technology areas.

#27,511
of 49,997 US assignees by volume: 36th percentile
by Innovation Score (30.9/100): 18.2
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R27511 · US Corporation #27,511 · 10 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 10 grants
MID-PACK #27,511/49,997
PHOTO-FINISH Staffdna
CPC-FOCUS B60G · 11 areas
INNOV-THIN 30.9/100
CLAIMS-RICH 18.2 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Staffdna 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 Stemco’s 30.9 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 8.3 pts (27%) Velocity 0.0 pts (0%) Breadth 11.7 pts (38%) Claim depth 10.9 pts (35%)

Qualcomm Incorporated · highest

85
Stemco Kaiser… · this assignee

31
3D Lighting… · lowest

7

What this shows Stemco's Innovation Score is 30.9/100 (36th 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 Stemco?

Each dot is one of Stemco’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). Stemco’s own 18.2 claims/patent is ABOVE the 10.8 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Stemco's grants concentrate

Stemco Kaiser Incorporated is a focused PatentsView assignee: 11 CPC subclasses with 100% of grants classified under B60G (Vehicle Suspension Arrangements). Peak complete grant year is 2017 (5 grants) versus a trough of 2 in 2015. By volume, Stemco sits between Staffdna LLC and Stuart Weitzman IP, LLC.

Staffdna

10
Staffingengine

10
Statoil ASA

10
Stein &

10
Stmicroelectronic…

10
Storone

10
Streamline Innova…

10
Stuart Weitzman IP

10
Stemco Kaiser Inc… ◀

10

What this shows Stemco holds 10 patents at rank #27,394, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Stemco

By rank, the assignees closest to #27,394 in granted patent volume.

Leaders in B60G (Vehicle Suspension Arrangements)

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

Stemco's Innovation Score vs. every tracked assignee

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

31 36th percentile higher than 36% 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 · 2015–2017

Grants by year

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

View data table

Stemco Kaiser Incorporated patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	20.0%
2016	3	30.0%
2017	5	50.0%

Which technologies does Stemco Kaiser Incorporated patent most?

B60G - Vehicle Suspension Arrangements 10

F16F - SPRINGS; SHOCK-ABSORBERS; Means FOR Damping Vibration 8

G01B - Measuring Length, Thickness OR Similar Linear DIMENSIONS; Measuring ANGLES; Measuring AREAS; Measuring Irregularities OF Surfaces OR Contours 5

G01D - Measuring NOT Specially Adapted FOR A Specific VARIABLE; Arrangements FOR Measuring TWO OR More Variables NOT Covered IN A Single Other SUBCLASS; Tariff Metering APPARATUS; Measuring OR Testing NOT Otherwise Provided FOR 2

B60N - Seats Specially Adapted FOR VEHICLES; Vehicle Passenger Accommodation NOT Otherwise Provided FOR 1

G08C - Transmission Systems FOR Measured Values, Control OR Similar Signals 1

H04B - Transmission 1

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 1

G07C - Time OR Attendance REGISTERS; Registering OR Indicating THE Working OF MACHINES; Generating Random NUMBERS; Voting OR Lottery APPARATUS; Arrangements, Systems OR Apparatus FOR Checking NOT Provided FOR Elsewhere 1

F03G - Spring, Weight, Inertia OR Like MOTORS; Mechanical-power Producing Devices OR Mechanisms, NOT Otherwise Provided FOR OR Using Energy Sources NOT Otherwise Provided FOR 1

H02K - Dynamo-electric Machines 1

Top 11 of 11 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

Stemco Kaiser Incorporated's patent record in context - here's where to go next.

Stemco Kaiser Incorporated's lead technology class is B60G (Vehicle Suspension Arrangements), 100% of its portfolio - see every assignee active in that class. Explore B60G
Ranked #27,511 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Stemco Kaiser Incorporated against Staffdna LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 30.9/100 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.