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CPC technology class · Y02

Y02T - Climate Change Mitigation Technologies Related TO Transpo…

Climate change mitigation technologies related to transportation. 81,138 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

81,138
US patents granted
Y02
Parent CPC class
20
Active assignees
+3%
5-yr velocity

The verdict

Climate Change Mitigation Technologies Related TO Transpo… ranks #19 of 670 CPC technology areas - 81,138 US patents granted since 2015, with filing up 3% over five years.

#19
of 670 CPC technology areas
81,138
US patents granted, 2015–2025
Toyota Jidosha
leading assignee (5,468)
+3%
filing velocity, last 5 yrs
Top assignee: Toyota Jidosha Kabushiki Kaisha (5,468 patents)

CPC subclass Y02T - CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION - covers 81,138 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class Y02 (TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE). See our CPC classification guide for how the system works.

The competitive landscape in Y02T is shaped by 20 distinct companies actively filing in this space. Toyota Jidosha Kabushiki Kaisha leads with 5,468 patents, followed by Ford Global Technologies, Llc at 4,516 grants and Hyundai Motor Company at 3,180.

Filing activity in Y02T is up 3% over the past five years versus 2015-2019, a relatively steady filing pace. All counts come directly from USPTO PatentsView and reflect US granted utility patents only.

Is Y02T innovation accelerating?

US utility-patent grants per year in Y02T, 2015–2025 - recent five years are up 3% versus 2015–2019.

2,0004,0006,0008,00010,000 20152016201720182019202020212022202320242025 3,488

Who leads Y02T?

The 12 most active assignees in CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION - wider bars mean more grants

patents

What this shows Toyota Jidosha is the most active filer in Y02T, holding 5,468 of the 81,138 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 Y02T
Rank Company Patents in Y02T
#1 Toyota Jidosha Kabushiki Kaisha 5,468
#2 Ford Global Technologies, Llc 4,516
#3 Hyundai Motor Company 3,180
#4 General Electric Company 2,396
#5 GM Global Technology Operations Llc 1,841
#6 Honda Motor Co., Ltd. 1,724
#7 KIA Motors Corporation 1,721
#8 United Technologies Corporation 1,567
#9 The Boeing Company 1,431
#10 Raytheon Technologies Corporation 1,189
#11 Robert Bosch Gmbh 1,161
#12 Denso Corporation 946
#13 Nissan Motor Co., Ltd. 911
#14 Airbus Operations Limited 803
#15 Safran Aircraft Engines 796
#16 Rolls-royce Plc 786
#17 Mitsubishi Electric Corporation 693
#18 LG CHEM, Ltd. 647
#19 Cummins Inc. 635
#20 Caterpillar Inc. 613

About This Class

CPC subclass Y02T belongs to class Y02.

81,138 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 Y02T 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 Y02T assignees by class footprint. Bubble size = patents in Y02T. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 Y02T assignees by class footprint. Bubble size = patents in Y02T. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 510152025 0200040006000 Patents in Y02T Avg claims / patent (company-wide) Toyota JidoshaFord GlobalHyundai MotorGeneral ElectricGm Global Technology…Honda MotorKia MotorsUnitedThe BoeingRaytheonRobert BoschDensoNissan MotorAirbus Operations
Top 14 Y02T assignees by class footprint. Bubble size = patents in Y02T. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class Y02T?
CPC subclass Y02T covers CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION. It belongs to CPC class Y02 (TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE), with 81,138 US utility patents granted since 2015.
How many patents have been filed in Y02T?
81,138 US utility patents were granted in CPC subclass Y02T between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in Y02T?
Toyota Jidosha Kabushiki Kaisha leads Y02T with 5,468 patents, making it the most active assignee in this technology area.
How is patent data for Y02T 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., Y02) is a broad technology category. Subclasses like Y02T 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.