CPC technology class · G01

G01L - Measuring Force

Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure. 12,902 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

12,902
US patents granted: #10/18
in G01: 3.3%
G01 class share: +10%
5-yr velocity

The verdict

According to USPTO PatentsView, Measuring Force ranks #144 of 670 CPC technology areas - 12,902 US patents granted since 2015, with recorded grant volume up 10% over five years.

#144
of 670 CPC technology areas: 12,902
US patents granted, 2015–2025: Robert Bosch
leading assignee (213): +10%
grant velocity, last 5 yrs

How G01L's grant cadence moved

Between 2020–2024, G01L recorded 6,038 grants versus 5,472 in 2015–2019 (+10% equal-window velocity). Across complete years, output peaked in 2019 at 1,383 grants and bottomed in 2015 at 790 (+75% peak-over-trough). Lead assignee Infineon Technologies AG holds 1.1% of the class ; the top three share 2.6%.

Leaderboard read

G01L concentration, lead at 1.1%

Infineon Technologies AG leads this historical grant record at 1.1% of G01L - foreign corporation assignees hold 57% of class grants (2,860 of 5,000). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 1.1%
Top three share: 2.6%
Lead over #2: 25

Where G01L sits inside G01

Among 18 subclasses in G01 (MEASURING; Testing), G01L ranks #10 and holds 3.3% of the parent class's 393,430 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

G01N 115,972 G01R 53,716 G01S 52,756 G01C 32,360 G01B 22,043 G01J 16,402 G01M 14,845 G01V 14,307

Rising assignees active in G01L

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 Proterial, Ltd. 139x 0 → 139 company-wide · 14 in G01L
#2 TE Connectivity Solutions GmbH 68x 4 → 271 company-wide · 11 in G01L
#3 AirFlow Direction, Inc. 11x 0 → 11 company-wide · 13 in G01L
#4 Astro Technology Group, LLC 11x 0 → 11 company-wide · 8 in G01L
#5 ZF Automotive Germany GmbH 8.50x 12 → 102 company-wide · 5 in G01L

G01L grants by year, peak 2019 (1,383)

US utility-patent grants per year in G01L, 2015–2025 - recent five years are up 10% versus 2015–2019.

Infineon

139
Kulite Semiconductor…

114
Rosemount

85
Intuitive Surgical…

62
Rosemount Aerospace

60
Endress+Hauser Se+ Kg

57
Schlumberger…

55
Jtekt

55
Minebea Mitsumi

54
Sensata

54
Aktiebolaget Skf

50
Kistler Holding

47

What this shows Robert Bosch is the most active filer in G01L, holding 213 of the 12,902 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.

View data table

Top patent holders in CPC subclass G01L
Rank	Company	Patents in G01L
#1	Infineon Technologies AG	139
#2	Kulite Semiconductor Products, Inc.	114
#3	Rosemount Inc.	85
#4	Intuitive Surgical Operations, Inc.	62
#5	Rosemount Aerospace Inc.	60
#6	Endress+Hauser SE+Co. KG	57
#7	Schlumberger Technology Corporation	55
#8	Jtekt Corporation	55
#9	Minebea Mitsumi Inc.	54
#10	Sensata Technologies, Inc.	54
#11	Aktiebolaget SKF	50
#12	Kistler Holding AG	47
#13	NSK Ltd.	44
#14	Azbil Corporation	44
#15	Covidien LP	40
#16	InvenSense, Inc.	38
#17	MKS Instruments, Inc.	34
#18	Meidensha Corporation	33
#19	ENDRESS+HAUSER GMBH+CO.KG	33
#20	Continental Automotive France	31

Footprint here vs. claim strategy

Each dot is a leading G01L 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 G01L assignees by class footprint. Bubble size = patents in G01L. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near G01L's 12,902-grant footprint

Nationwide nearest neighbors for G01L (#144 of 670 by volume ; lead share 1.7%) - not the G01 parent-class siblings above.

Nearest by grant volume

H01S 12,879 A23L 12,738 Y04S 12,488 A01H 12,482

Nearest by lead-assignee share

C02F 1.7% B05B 1.7% B03C 1.6% B09C 1.7%

Questions about G01L

Which company holds the most patents in G01L?

Robert Bosch GmbH leads G01L with 213 patents (1.1% of the subclass). By PatentsView assignee type, foreign corporations account for 57% of class grants.

Which G01L assignees grew fastest recently?

Among assignees with ≥5 grants in G01L, Proterial, Ltd. shows the highest company-wide grant multiple (139x: 0 grants in 2019–2021 → 139 in 2022–2024) while holding 14 patents in this subclass. Growth is company-wide, not class-only.

How does G01L compare inside parent class G01?

Inside G01 (MEASURING; Testing), G01L ranks #10 of 18 subclasses by grant volume and holds 3.3% of the parent class total. The largest sibling is G01N (115,972 grants).

What to do with this data

G01L in context - here's where to go next.

Infineon Technologies AG leads G01L with 139 grants in this class. See full portfolio
G01L ranks #144 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class G01, the largest sibling subclass is G01N with 115,972 grants. Explore G01N

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

Methodology - G01L figures are USPTO PatentsView granted-utility totals for this subclass (12,902 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.