PlainPatent

CPC technology class · F02

F02P - Ignition

Ignition, other than compression ignition, for internal-combustion engines; testing of ignition timing in compression-ignition engines. 2,762 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

2,762
US patents granted
F02
Parent CPC class
20
Active assignees
-27%
5-yr velocity

The verdict

Ignition ranks #332 of 670 CPC technology areas - 2,762 US patents granted since 2015, with filing down 27% over five years.

#332
of 670 CPC technology areas
2,762
US patents granted, 2015–2025
Ford Global
leading assignee (378)
-27%
filing velocity, last 5 yrs
Top assignee: Ford Global Technologies, Llc (378 patents)

CPC subclass F02P - IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES - covers 2,762 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class F02 (COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS). See our CPC classification guide for how the system works.

The competitive landscape in F02P is shaped by 20 distinct companies actively filing in this space. Ford Global Technologies, Llc leads with 378 patents, followed by NGK Spark PLUG Co., Ltd. at 62 grants and Cummins Inc. at 51.

Filing activity in F02P is down 27% over the past five years versus 2015-2019, a notable slowdown that may signal a maturing field. All counts come directly from USPTO PatentsView and reflect US granted utility patents only.

Is F02P innovation accelerating?

US utility-patent grants per year in F02P, 2015–2025 - recent five years are down 27% versus 2015–2019.

0100200300400 20152016201720182019202020212022202320242025 43

Who leads F02P?

The 12 most active assignees in IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES - wider bars mean more grants

patents

What this shows Ford Global is the most active filer in F02P, holding 378 of the 2,762 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 F02P
Rank Company Patents in F02P
#1 Mazda Motor Corporation 128
#2 NGK Spark PLUG Co., Ltd. 62
#3 Cummins Inc. 51
#4 Tula Etechnology, Inc. 47
#5 Borgwarner Ludwigsburg Gmbh 45
#6 Imagineering, Inc. 36
#7 Briggs & Stratton, Llc 27
#8 Woodward, Inc. 24
#9 Federal-mogul Ignition Gmbh 20
#10 Innio Jenbacher Gmbh & Co OG 19
#11 Walbro Llc 17
#12 Andreas Stihl Ag & Co. KG 16
#13 Ethanol Boosting Systems, Llc 15
#14 Tenneco Gmbh 11
#15 Eldor Corporation S.p.a. 11
#16 Borgwarner BERU Systems Gmbh 11
#17 SEM AB 11
#18 GE Jenbacher Gmbh Co OG 10
#19 Prometheus Applied Technologies Llc 10
#20 Southwest Research Institute 9

About This Class

CPC subclass F02P belongs to class F02.

2,762 patents were granted in this class between 2015 and 2025.

20 companies actively patent in this space.

Classification System

Cooperative Patent Classification (CPC) is a hierarchical patent classification system used by the USPTO and EPO.

← All Technology Classes Technology Rankings →

Footprint here vs. claim strategy

Each dot is a leading F02P 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 F02P assignees by class footprint. Bubble size = patents in F02P. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 F02P assignees by class footprint. Bubble size = patents in F02P. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 51015202530 050100150 Patents in F02P Avg claims / patent (company-wide) Mazda MotorNgk Spark PlugCumminsTula etechnologyBorgwarner LudwigsburgImagineeringBriggs & StrattonWoodwardFederal-mogul IgnitionInnio Jenbacher & OgWalbroAndreas Stihl & KgEthanol Boosting Syst…Tenneco
Top 14 F02P assignees by class footprint. Bubble size = patents in F02P. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class F02P?
CPC subclass F02P covers IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES. It belongs to CPC class F02 (COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS), with 2,762 US utility patents granted since 2015.
How many patents have been filed in F02P?
2,762 US utility patents were granted in CPC subclass F02P between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in F02P?
Ford Global Technologies, Llc leads F02P with 378 patents, making it the most active assignee in this technology area.
How is patent data for F02P collected?
Patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office. It covers all US granted utility patents and assigns CPC codes based on the technology described in each patent.
What is the difference between CPC class and subclass?
A CPC class (e.g., F02) is a broad technology category. Subclasses like F02P provide finer granularity within that category. PlainPatent organizes data at the subclass level (4-character codes) for the most useful view of technology domains.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent Editorial

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.