PlainPatent

CPC technology class · H10

H10N - Electric Solid-state Devices

Electric solid-state devices not otherwise provided for. 23,338 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

23,338
US patents granted
#5/5
in H10
10.3%
H10 class share
+3%
5-yr velocity

The verdict

According to USPTO PatentsView, Electric Solid-state Devices ranks #85 of 670 CPC technology areas - 23,338 US patents granted since 2015, with recorded grant volume up 3% over five years.

#85
of 670 CPC technology areas
23,338
US patents granted, 2015–2025
International Business…
leading assignee (1,422)
+3%
grant velocity, last 5 yrs

How H10N's grant cadence moved

Between 2020–2024, H10N recorded 10,494 grants versus 10,199 in 2015–2019 (+3% equal-window velocity). Across complete years, output peaked in 2020 at 2,461 grants and bottomed in 2018 at 1,787 (+38% peak-over-trough). Lead assignee International Business Machines Corporation holds 6.1% of the class ; the top three share 15.6%.

Leaderboard read

H10N concentration, lead at 6.1%

International Business Machines Corporation leads this historical grant record at 6.1% of H10N - foreign corporation assignees hold 60% of class grants (8,955 of 14,877). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
6.1%

1,422 of 23,338 grants

Top three share
15.6%

of the class's recorded grants

Lead over #2
123

more grants than Taiwan Semiconductor Manufacturing Company Ltd.

Where H10N sits inside H10

Among 5 subclasses in H10 (Semiconductor DEVICES; Electric Solid-state Devices NOT Otherwise Provided FOR), H10N ranks #5 and holds 10.3% of the parent class's 227,396 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

H10D 96,746 H10K 50,923 H10F 31,010 H10H 25,379

Rising assignees active in H10N

Company-wide grant multiples (2022–2024 vs 2019–2021) among assignees with ≥5 patents in this subclass. Growth is company-wide; class patent counts are subclass-specific.

  1. #1 Changxin Memory Technologies, Inc. 63x 17 → 1,066 company-wide · 31 in H10N
  2. #2 Ceremorphic, Inc. 62x 0 → 62 company-wide · 7 in H10N
  3. #3 UIF (University Industry Foundation), Yonsei University 56x 0 → 56 company-wide · 6 in H10N
  4. #4 Rf360 Singapore Pte. Ltd. 43x 0 → 43 company-wide · 10 in H10N
  5. #5 IQM Finland OY 20x 1 → 20 company-wide · 18 in H10N

H10N grants by year, peak 2020 (2,461)

US utility-patent grants per year in H10N, 2015–2025 - recent five years are up 3% versus 2015–2019.

1,0001,5002,0002,5003,000 20152016201720182019202020212022202320242025 1,381

Who leads H10N?

The 12 most active assignees in Electric Solid-state Devices NOT Otherwise Provided FOR - wider bars mean more grants

patents

What this shows International… is the most active filer in H10N, holding 1,422 of the 23,338 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.

Source USPTO PatentsView, granted utility patents As of 2015–2025 grant years
View data table
Top patent holders in CPC subclass H10N
Rank Company Patents in H10N
#1 International Business Machines Corporation 1,422
#2 Taiwan Semiconductor Manufacturing Company Ltd. 1,299
#3 Micron Technology, Inc. 915
#4 SK hynix Inc. 563
#5 Murata Manufacturing Co., Ltd. 531
#6 Kabushiki Kaisha Toshiba 507
#7 Seiko Epson Corporation 488
#8 TDK Corporation 453
#9 United Microelectronics Corp. 421
#10 Toshiba Memory Corporation 281
#11 Sandisk Technologies, Inc. 209
#12 GlobalFoundries Singapore Pte. Ltd. 205
#13 Commissariat A L'energie Atomique ET AUX Energies Alternatives 204
#14 Infineon Technologies AG 179
#15 Kioxia Corporation 147
#16 Everspin Technologies, Inc. 143
#17 Western Digital Technologies, Inc. 131
#18 Intermolecular, Inc. 123
#19 STMicroelectronics SA 118
#20 Northrop Grumman Systems Corporation 113

Footprint here vs. claim strategy

Each dot is a leading H10N assignee, placed by how many patents it holds in this class (horizontal) against its company-wide average claims per patent (vertical) - a read on whether the class is led by broad-but-shallow filers or focused deep-claim players.

Top 14 H10N assignees by class footprint. Bubble size = patents in H10N. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 10121416182022 050010001500 Patents in H10N Avg claims / patent (company-wide) International…Taiwan Semiconductor…Micron TechnologySk hynixMurata ManufacturingToshibaSeiko EpsonTdkUnited Microelectronic…Toshiba MemorySandiskGlobalfoundries…Commissariat A…Infineon
Top 14 H10N assignees by class footprint. Bubble size = patents in H10N. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near H10N's 23,338-grant footprint

Nationwide nearest neighbors for H10N (#85 of 670 by volume ; lead share 6.1%) - not the H10 parent-class siblings above.

Nearest by grant volume

C08F 23,159 B29L 23,135 B82Y 23,042 F21V 23,679

Nearest by lead-assignee share

B64U 6.1% C09K 6.1% B67B 6.1% A47K 6.2%

Questions about H10N

Which company holds the most patents in H10N?
International Business Machines Corporation leads H10N with 1,422 patents (6.1% of the subclass). By PatentsView assignee type, foreign corporations account for 60% of class grants.
Which H10N assignees grew fastest recently?
Among assignees with ≥5 grants in H10N, Changxin Memory Technologies, Inc. shows the highest company-wide grant multiple (63x: 17 grants in 2019–2021 → 1,066 in 2022–2024) while holding 31 patents in this subclass. Growth is company-wide, not class-only.
How does H10N compare inside parent class H10?
Inside H10 (Semiconductor DEVICES; Electric Solid-state Devices NOT Otherwise Provided FOR), H10N ranks #5 of 5 subclasses by grant volume and holds 10.3% of the parent class total. The largest sibling is H10D (96,746 grants).

What to do with this data

H10N in context - here's where to go next.

  • International Business Machines Corporation leads H10N with 1,422 grants in this class. See full portfolio
  • H10N ranks #85 of 670 by grant volume among all tracked CPC technology areas. See the ranking
  • Inside parent class H10, the largest sibling subclass is H10D with 96,746 grants. Explore H10D

Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.

Methodology - H10N figures are USPTO PatentsView granted-utility totals for this subclass (23,338 grants in the tracked window).

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.