Where does Richtek Technology Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Richtek Technology Corporation ranks #981 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 Richtek Technology Corporation hold?

Richtek Technology Corporation holds 448 US utility patents granted between 2015 and 2025, spanning 50 technology areas.

What is Richtek Technology Corporation's Innovation Score?

Richtek Technology Corporation has an Innovation Score of 62.9 out of 100 (top 2% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Richtek Technology Corporation's patent grant rate increasing or decreasing?

Richtek Technology Corporation's recent grant velocity is -32% 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 Richtek Technology Corporation's patents?

Richtek Technology Corporation's patents average 17.1 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 Richtek Technology Corporation 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

Richtek Technology Corporation

Q: What technology areas does Richtek Technology Corporation focus on?

Richtek Technology Corporation'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 237 patents. Grants appear in 50 CPC subclasses total.

USPTO PatentsView assignee record - 448 granted patents across 50 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: 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, Richtek ranks #981 of 49,997 tracked US assignees by granted-patent volume, with 448 patents across 50 technology areas.

#981
of 49,997 US assignees by volume: Top 2%
by Innovation Score (62.9/100): 17.1
avg claims per patent: -32%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R981 · Foreign Corporation #981 · 448 grants

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

GRANTS-MID 448 grants
TOP-DECILE #981/49,997
PHOTO-FINISH Schneider Electric USA
CPC-WIDE H02M · 50 areas
INNOV-STRONG 62.9/100
CLAIMS-RICH 17.1 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -32% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Schneider Electric USA, 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
Cargill Incorporated · near

63
Nippon Steel · near

63
Safran · near

63
Hanwha Solutions · near

63
Richtek Technology · this assignee

63
3D Lighting… · lowest

7

What this shows Richtek's Innovation Score is 62.9/100 (top 2% 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 Richtek's grant cadence moved

Between 2020–2024, Richtek Technology Corporation received 162 grants versus 237 in 2015–2019 (-32% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2015 at 62 grants and bottomed in 2021 at 17. Lead class H02M accounts for 52.9% of the portfolio across 50 subclasses. Volume neighbours: Avery Dennison Retail Information Services LLC (#977) and Universal City Studios LLC (#985).

Richtek's three-year grant acceleration

From 2019–2021 to 2022–2024, Richtek Technology Corporation moved from 107 to 105 grants (0.98x 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 #1,231. See the growth leaderboard.

Avery Dennison Re…

449
Hologic

449
Rosemount Aerospa…

449
THE Coca-cola

449
Schneider Electri…

448
Wacker Chemie

448
Yanmar Holdings

448
Richtek Technology ◀

448
Universal City St…

447

What this shows Richtek holds 448 patents at rank #981, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Richtek

By rank, the assignees closest to #981 in granted patent volume.

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

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (63 here).

Hanwha Solutions Corporation 63 Cargill, Incorporated 63 Safran 63 Nippon Steel Corporation 63

Similar claim depth

Nearest assignees by average claims per patent (17.1 here).

Magic Leap, Inc. 17.1 avg Feit Electric Company, Inc. 17.1 avg The ADT Security Corporation 17.1 avg Heptagon Micro Optics Pte. Ltd. 17.1 avg

Richtek's Innovation Score vs. every tracked assignee

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

63 Top 2% higher than 98% 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

Richtek Technology Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	62	13.8%
2016	45	10.0%
2017	52	11.6%
2018	28	6.3%
2019	50	11.2%
2020	40	8.9%
2021	17	3.8%
2022	31	6.9%
2023	30	6.7%
2024	44	9.8%
2025partial year	49	10.9%

Which technologies does Richtek Technology Corporation 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 237

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 122

H10D - Inorganic Electric Semiconductor Devices 74

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 56

H01L - Semiconductor Devices NOT Covered BY Class H10 44

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 43

G05F - Systems FOR Regulating Electric OR Magnetic Variables 40

H03K - Pulse Technique 36

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 19

G06F - Electric Digital Data Processing 19

H02H - Emergency Protective Circuit Arrangements 17

H03F - Amplifiers 17

G09G - Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information 11

H04B - Transmission 10

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 8

Top 15 of 50 technology areas

Where it ranks

Overall rank by patents

#981

of 49,997 tracked assignees

Innovation Score

62.9 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

Richtek Technology Corporation's patent record in context - here's where to go next.

Richtek Technology Corporation'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;), 52.9% of its portfolio - see every assignee active in that class. Explore H02M
Ranked #981 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Richtek Technology Corporation against Avery Dennison Retail Information Services LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 62.9/100 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.