Where does Xiamen Tianma Micro-Electronics Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Xiamen Tianma Micro-Electronics Co., Ltd. ranks #841 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 Xiamen Tianma Micro-Electronics Co., Ltd. hold?

Xiamen Tianma Micro-Electronics Co., Ltd. holds 543 US utility patents granted between 2015 and 2025, spanning 48 technology areas.

What is Xiamen Tianma Micro-Electronics Co., Ltd.'s Innovation Score?

Xiamen Tianma Micro-Electronics Co., Ltd. has an Innovation Score of 64.4 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 Xiamen Tianma Micro-Electronics Co., Ltd.'s patent grant rate increasing or decreasing?

Xiamen Tianma Micro-Electronics Co., Ltd.'s recent grant velocity is +75% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Xiamen Tianma Micro-Electronics Co., Ltd.'s patents?

Xiamen Tianma Micro-Electronics Co., Ltd.'s patents average 17.3 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 Xiamen Tianma Micro-Electronics Co., Ltd. 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

Xiamen Tianma Micro-Electronics Co., Ltd.

Q: What technology areas does Xiamen Tianma Micro-Electronics Co., Ltd. focus on?

Xiamen Tianma Micro-Electronics Co., Ltd.'s top technology area is G09G (Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information) with 245 patents. Grants appear in 48 CPC subclasses total.

USPTO PatentsView assignee record - 543 granted patents across 48 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: G09G (Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Xiamen ranks #841 of 49,997 tracked US assignees by granted-patent volume, with 543 patents across 48 technology areas.

#841
of 49,997 US assignees by volume: Top 2%
by Innovation Score (64.4/100): 17.3
avg claims per patent: +75%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R841 · Foreign Corporation #841 · 543 grants

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

GRANTS-MID 543 grants
TOP-DECILE #841/49,997
PHOTO-FINISH Aisin
CPC-WIDE G09G · 48 areas
INNOV-STRONG 64.4/100
CLAIMS-RICH 17.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +75% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Aisin Corporation (±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
C2cnt · near

64
ROM · near

64
Xiamen Tianma Micro- · this assignee

64
Otis Elevator · near

64
Siemens Healthineers… · near

64
3D Lighting… · lowest

7

What this shows Xiamen's Innovation Score is 64.4/100 (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.

Where Xiamen's grants concentrate

Xiamen Tianma Micro-Electronics Co., Ltd. is a focused PatentsView assignee: 48 CPC subclasses with 45.1% of grants classified under G09G (Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information). Peak complete grant year is 2023 (83 grants) versus a trough of 8 in 2015. By volume, Xiamen sits between Aisin Corporation and Keysight Technologies, Inc..

Xiamen's three-year grant acceleration

From 2019–2021 to 2022–2024, Xiamen Tianma Micro-Electronics Co., Ltd. moved from 186 to 218 grants (1.17x 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 #832. See the growth leaderboard.

Aisin

543
Delta (Shanghai)

543
Digimarc

543
Johnson & Johnson…

543
Xiamen Tianma Mic… ◀

543
Autoliv Developme…

542
Funai Electric

541
Siemens Healthcar…

541
Keysight

540

What this shows Xiamen holds 543 patents at rank #841, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Xiamen

By rank, the assignees closest to #841 in granted patent volume.

Leaders in G09G (Arrangements OR Circuits FOR Control OF Indicating Device…)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (64 here).

Otis Elevator Company 64 Siemens Healthineers International AG 64 ROM Technologies, Inc. 64 C2cnt LLC 64

Similar claim depth

Nearest assignees by average claims per patent (17.3 here).

Rolls-Royce Corporation 17.3 avg Unison Industries, LLC 17.3 avg THE Trustees OF Indiana University 17.3 avg National University of Ireland, Galway 17.3 avg

Xiamen's Innovation Score vs. every tracked assignee

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

64 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

Xiamen Tianma Micro-Electronics Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	8	1.5%
2016	8	1.5%
2017	34	6.3%
2018	60	11.0%
2019	77	14.2%
2020	53	9.8%
2021	56	10.3%
2022	69	12.7%
2023	83	15.3%
2024	66	12.2%
2025partial year	29	5.3%

Which technologies does Xiamen Tianma Micro-Electronics Co., Ltd. patent most?

G09G - Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information 245

G02F - Optical Devices OR Arrangements FOR THE Control OF Light BY Modification OF THE Optical Properties OF THE Media OF THE Elements Involved THEREIN; Non-linear OPTICS; Frequency-changing OF LIGHT; Optical Logic ELEMENTS; Optical ANALOGUE/DIGITAL Converters 205

G06F - Electric Digital Data Processing 142

H10D - Inorganic Electric Semiconductor Devices 94

H10K - Organic Electric Solid-state Devices 94

G11C - Static Stores 38

G06V - Image OR Video Recognition OR Understanding 30

G02B - Optical Elements, Systems OR Apparatus 26

H01L - Semiconductor Devices NOT Covered BY Class H10 24

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 14

H10F - Inorganic Semiconductor Devices Sensitive TO Infrared Radiation, Light, Electromagnetic Radiation OF Shorter Wavelength OR Corpuscular Radiation 11

H10H - Inorganic Light-emitting Semiconductor Devices Having Potential Barriers 10

H04M - Telephonic Communication 9

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

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere 4

Top 15 of 48 technology areas

Where it ranks

Overall rank by patents

#841

of 49,997 tracked assignees

Innovation Score

64.4 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

Xiamen Tianma Micro-Electronics Co., Ltd.'s patent record in context - here's where to go next.

Xiamen Tianma Micro-Electronics Co., Ltd.'s lead technology class is G09G (Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information), 45.1% of its portfolio - see every assignee active in that class. Explore G09G
Ranked #841 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Xiamen Tianma Micro-Electronics Co., Ltd. against Aisin Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 64.4/100 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.