PlainPatent

CPC technology class · F02

F02M - Supplying Combustion Engines In General With Combustible…

Supplying combustion engines in general with combustible mixtures or constituents thereof. 13,937 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

13,937
US patents granted
#3/9
in F02
19.0%
F02 class share
-28%
5-yr velocity

The verdict

According to USPTO PatentsView, Supplying Combustion Engines In General With Combustible… ranks #139 of 670 CPC technology areas - 13,937 US patents granted since 2015, with recorded grant volume down 28% over five years.

#139
of 670 CPC technology areas
13,937
US patents granted, 2015–2025
Ford Global
leading assignee (1,451)
-28%
grant velocity, last 5 yrs

How F02M's grant cadence moved

Between 2020–2024, F02M recorded 5,409 grants versus 7,465 in 2015–2019 (-28% equal-window velocity). Across complete years, output peaked in 2019 at 1,661 grants and bottomed in 2024 at 618 (+169% peak-over-trough). Lead assignee Ford Global Technologies, LLC holds 10.4% of the class ; the top three share 17.8%.

Leaderboard read

F02M concentration, lead at 10.4%

Ford Global Technologies, LLC leads this historical grant record at 10.4% of F02M - foreign corporation assignees hold 57% of class grants (5,931 of 10,405). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
10.4%

1,451 of 13,937 grants

Top three share
17.8%

of the class's recorded grants

Lead over #2
890

more grants than Denso Corporation

Where F02M sits inside F02

Among 9 subclasses in F02 (Combustion ENGINES; Hot-gas OR Combustion-product Engine Plants), F02M ranks #3 and holds 19.0% of the parent class's 73,441 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

F02D 16,949 F02C 16,237 F02B 11,001 F02K 5,533 F02N 3,467 F02P 2,762 F02F 2,743 F02G 812

Rising assignees active in F02M

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 Kawasaki Motors, Ltd. 146x 0 → 146 company-wide · 8 in F02M
  2. #2 Collins Engine Nozzles, Inc. 74x 0 → 74 company-wide · 8 in F02M
  3. #3 Hitachi Astemo, Ltd. 18x 49 → 871 company-wide · 64 in F02M
  4. #4 Harbin Engineering University 17x 3 → 52 company-wide · 6 in F02M
  5. #5 Liebherr-components Deggendorf GMBH 14x 1 → 14 company-wide · 15 in F02M

F02M grants by year, peak 2019 (1,661)

US utility-patent grants per year in F02M, 2015–2025 - recent five years are down 28% versus 2015–2019.

05001,0001,5002,000 20152016201720182019202020212022202320242025 371

Who leads F02M?

The 12 most active assignees in Supplying Combustion Engines IN General With Combustible Mixtures OR Constituents Thereof - wider bars mean more grants

patents

What this shows Ford Global is the most active filer in F02M, holding 1,451 of the 13,937 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 F02M
Rank Company Patents in F02M
#1 Ford Global Technologies, LLC 1,451
#2 Denso Corporation 561
#3 Caterpillar Inc. 474
#4 Hyundai Motor Company 471
#5 Robert Bosch GmbH 465
#6 GM Global Technology Operations LLC 320
#7 Continental Automotive GMBH 291
#8 KIA Motors Corporation 277
#9 Cummins Inc. 268
#10 MANN+HUMMEL GmbH 265
#11 Aisan Kogyo Kabushiki Kaisha 245
#12 Mazda Motor Corporation 192
#13 Hitachi Automotive Systems, Ltd. 186
#14 Delphi Technologies IP Limited 129
#15 Mahle International GmbH 122
#16 Volvo Truck Corporation 117
#17 Vitesco Technologies GMBH 114
#18 Cummins Filtration IP, Inc. 108
#19 Donaldson Company, Inc. 106
#20 Yamaha Hatsudoki Kabushiki Kaisha 76

Footprint here vs. claim strategy

Each dot is a leading F02M 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 F02M assignees by class footprint. Bubble size = patents in F02M. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 5101520 0500100015002000 Patents in F02M Avg claims / patent (company-wide) Ford GlobalDensoCaterpillarHyundai MotorRobert BoschGm Global Technology…Continental AutomotiveKia MotorsCumminsMann+HummelAisan KogyoMazda MotorHitachi Automotive…Delphi Ip
Top 14 F02M assignees by class footprint. Bubble size = patents in F02M. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near F02M's 13,937-grant footprint

Nationwide nearest neighbors for F02M (#139 of 670 by volume ; lead share 10.4%) - not the F02 parent-class siblings above.

Nearest by grant volume

C12P 13,948 B65H 13,990 A61Q 14,001 H03F 14,014

Nearest by lead-assignee share

B64D 10.4% E03C 10.3% A47L 10.3% G07D 10.3%

Questions about F02M

Which company holds the most patents in F02M?
Ford Global Technologies, LLC leads F02M with 1,451 patents (10.4% of the subclass). By PatentsView assignee type, foreign corporations account for 57% of class grants.
Which F02M assignees grew fastest recently?
Among assignees with ≥5 grants in F02M, Kawasaki Motors, Ltd. shows the highest company-wide grant multiple (146x: 0 grants in 2019–2021 → 146 in 2022–2024) while holding 8 patents in this subclass. Growth is company-wide, not class-only.
How does F02M compare inside parent class F02?
Inside F02 (Combustion ENGINES; Hot-gas OR Combustion-product Engine Plants), F02M ranks #3 of 9 subclasses by grant volume and holds 19.0% of the parent class total. The largest sibling is F02D (16,949 grants).

What to do with this data

F02M in context - here's where to go next.

  • Ford Global Technologies, LLC leads F02M with 1,451 grants in this class. See full portfolio
  • F02M ranks #139 of 670 by grant volume among all tracked CPC technology areas. See the ranking
  • Inside parent class F02, the largest sibling subclass is F02D with 16,949 grants. Explore F02D

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

Methodology - F02M figures are USPTO PatentsView granted-utility totals for this subclass (13,937 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.