PlainPatent

CPC technology class · G05

G05D - Systems FOR Controlling OR Regulating Non-electric Variables

Systems for controlling or regulating non-electric variables. 37,264 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

37,264
US patents granted
G05
Parent CPC class
20
Active assignees
+113%
5-yr velocity

The verdict

Systems FOR Controlling OR Regulating Non-electric Variables ranks #45 of 670 CPC technology areas - 37,264 US patents granted since 2015, with filing up 113% over five years.

#45
of 670 CPC technology areas
37,264
US patents granted, 2015–2025
Toyota Jidosha
leading assignee (905)
+113%
filing velocity, last 5 yrs
Top assignee: Toyota Jidosha Kabushiki Kaisha (905 patents)

CPC subclass G05D - SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES - covers 37,264 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class G05 (CONTROLLING; REGULATING). See our CPC classification guide for how the system works.

The competitive landscape in G05D is shaped by 20 distinct companies actively filing in this space. Toyota Jidosha Kabushiki Kaisha leads with 905 patents, followed by Ford Global Technologies, Llc at 706 grants and Waymo Llc at 698.

Filing activity in G05D is up 113% over the past five years versus 2015-2019, a sharp acceleration suggesting an emerging or fast-moving technology area. All counts come directly from USPTO PatentsView and reflect US granted utility patents only.

Is G05D innovation accelerating?

US utility-patent grants per year in G05D, 2015–2025 - recent five years are up 113% versus 2015–2019.

1,0002,0003,0004,0005,000 20152016201720182019202020212022202320242025 2,730

Who leads G05D?

The 12 most active assignees in SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES - wider bars mean more grants

patents

What this shows Toyota Jidosha is the most active filer in G05D, holding 905 of the 37,264 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 G05D
Rank Company Patents in G05D
#1 Toyota Jidosha Kabushiki Kaisha 905
#2 Ford Global Technologies, Llc 706
#3 Waymo Llc 698
#4 LG Electronics Inc. 575
#5 Honda Motor Co., Ltd. 574
#6 Amazon Technologies, Inc. 503
#7 The Boeing Company 459
#8 Google Llc 443
#9 GM Global Technology Operations Llc 432
#10 SZ DJI Technology Co., Ltd. 416
#11 State Farm Mutual Automobile Insurance Company 378
#12 Zoox, Inc. 360
#13 Irobot Corporation 343
#14 Honeywell International Inc. 303
#15 UATC, Llc 299
#16 Deere & Company 283
#17 Baidu USA Llc 282
#18 GM Cruise Holdings Llc 254
#19 KIA Motors Corporation 239
#20 DEKA Products Limited Parternship 220

About This Class

CPC subclass G05D belongs to class G05.

37,264 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 G05D 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 G05D assignees by class footprint. Bubble size = patents in G05D. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 G05D assignees by class footprint. Bubble size = patents in G05D. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 510152025 2004006008001000 Patents in G05D Avg claims / patent (company-wide) Toyota JidoshaFord GlobalWaymoLgHonda MotorAmazonThe BoeingGoogleGm Global Technology…Sz Dji TechnologyState Farm Mutual Aut…ZooxirobotHoneywell Internation…
Top 14 G05D assignees by class footprint. Bubble size = patents in G05D. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class G05D?
CPC subclass G05D covers SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES. It belongs to CPC class G05 (CONTROLLING; REGULATING), with 37,264 US utility patents granted since 2015.
How many patents have been filed in G05D?
37,264 US utility patents were granted in CPC subclass G05D between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in G05D?
Toyota Jidosha Kabushiki Kaisha leads G05D with 905 patents, making it the most active assignee in this technology area.
How is patent data for G05D 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., G05) is a broad technology category. Subclasses like G05D 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.