Where does Rohm Powervation Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Rohm Powervation Limited ranks #42,720 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 Rohm Powervation Limited hold?

Rohm Powervation Limited holds 6 US utility patents granted between 2016 and 2019, spanning 3 technology areas.

What is Rohm Powervation Limited's Innovation Score?

Rohm Powervation Limited has an Innovation Score of 24.6 out of 100 (15th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Rohm Powervation Limited's patent grant rate increasing or decreasing?

Rohm Powervation Limited'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 Rohm Powervation Limited's patents?

Rohm Powervation Limited'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 Rohm Powervation Limited 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

Rohm Powervation Limited

Q: What technology areas does Rohm Powervation Limited focus on?

Rohm Powervation Limited's top technology area is H02M (Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER; Control OR Regulation Thereof) with 6 patents. Grants appear in 3 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 3 technology areas, recorded in grant years 2016–2019. 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: H02M (Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER;).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Rohm ranks #42,720 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 3 technology areas.

#42,720
of 49,997 US assignees by volume: 15th percentile
by Innovation Score (24.6/100): 19.5
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R42720 · Foreign Corporation #42,720 · 6 grants

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

GRANTS-MICRO 6 grants
LOWER-Q #42,720/49,997
PHOTO-FINISH Rockwell Collins…
CPC-NARROW H02M · 3 areas
INNOV-THIN 24.6/100
CLAIMS-RICH 19.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Rockwell Collins France S.A.S. (±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
Rohm Powervation · this assignee

25
3D Lighting… · lowest

7

What this shows Rohm's Innovation Score is 24.6/100 (15th 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.

Where Rohm's grants concentrate

Rohm Powervation Limited is a focused PatentsView assignee: 3 CPC subclasses with 100% of grants classified under H02M (Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER;). Peak complete grant year is 2018 (3 grants) versus a trough of 1 in 2016. By volume, Rohm sits between Rockwell Collins France S.A.S. and Roly LLC.

Rockwell Collins…

6
Rodnick

6
Rodin Therapeutics

6
Rofin-sinar Laser

6
Rokko Systems Pte

6
Rollease Acmeda

6
Rolling Optics AB

6
Roly

6
Rohm Powervation ◀

6

What this shows Rohm holds 6 patents at rank #42,707, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Rohm

By rank, the assignees closest to #42,707 in granted patent volume.

Leaders in H02M (Apparatus FOR Conversion Between AC AND AC)

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

Rohm's Innovation Score vs. every tracked assignee

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

25 15th percentile higher than 15% 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 · 2016–2019

Grants by year

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

View data table

Rohm Powervation Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	16.7%
2017	1	16.7%
2018	3	50.0%
2019	1	16.7%

Which technologies does Rohm Powervation Limited patent most?

H02M - Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER; Control OR Regulation Thereof 6

G06F - Electric Digital Data Processing 2

G05F - Systems FOR Regulating Electric OR Magnetic Variables 1

Top 3 of 3 technology areas

Where it ranks

Overall rank by patents

#42,720

of 49,997 tracked assignees

Innovation Score

24.6 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

Rohm Powervation Limited's patent record in context - here's where to go next.

Rohm Powervation Limited's lead technology class is H02M (Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER;), 100% of its portfolio - see every assignee active in that class. Explore H02M
Ranked #42,720 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Rohm Powervation Limited against Rockwell Collins France S.A.S., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 24.6/100 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.