PlainPatent

CPC technology class · H05

H05C - Electric Circuits OR Apparatus Specially Designed FOR USE…

Electric circuits or apparatus specially designed for use in equipment for killing, stunning, or guiding living beings. 59 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

59
US patents granted
H05
Parent CPC class
7
Active assignees
-13%
5-yr velocity

The verdict

Electric Circuits OR Apparatus Specially Designed FOR USE… ranks #637 of 670 CPC technology areas - 59 US patents granted since 2015, with filing down 13% over five years.

#637
of 670 CPC technology areas
59
US patents granted, 2015–2025
Axon Enterprise
leading assignee (19)
-13%
filing velocity, last 5 yrs
Top assignee: Axon Enterprise, Inc. (19 patents)

CPC subclass H05C - ELECTRIC CIRCUITS OR APPARATUS SPECIALLY DESIGNED FOR USE IN EQUIPMENT FOR KILLING, STUNNING, OR GUIDING LIVING BEINGS - covers 59 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class H05 (ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR). See our CPC classification guide for how the system works.

The competitive landscape in H05C is shaped by 7 distinct companies actively filing in this space. Axon Enterprise, Inc. leads with 19 patents, followed by Taser International, Inc. at 10 grants and Bird-b-gone, Inc. at 4.

Filing activity in H05C is down 13% 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 H05C innovation accelerating?

US utility-patent grants per year in H05C, 2015–2025 - recent five years are down 13% versus 2015–2019.

0246810 20152016201720182019202020212022202320242025 2

Who leads H05C?

The 12 most active assignees in ELECTRIC CIRCUITS OR APPARATUS SPECIALLY DESIGNED FOR USE IN EQUIPMENT FOR KILLING, STUNNING, OR GUIDING LIVING BEINGS - wider bars mean more grants

patents

What this shows Axon Enterprise is the most active filer in H05C, holding 19 of the 59 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 H05C
Rank Company Patents in H05C
#1 Axon Enterprise, Inc. 19
#2 Taser International, Inc. 10
#3 Bird-b-gone, Inc. 4
#4 Leonidas IP, Llc 3
#5 Fjord, Inc. 1
#6 Aegis Industries, Inc. 1
#7 LEEB Innovations, Llc 1

About This Class

CPC subclass H05C belongs to class H05.

59 patents were granted in this class between 2015 and 2025.

7 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 H05C 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 7 H05C assignees by class footprint. Bubble size = patents in H05C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 7 H05C assignees by class footprint. Bubble size = patents in H05C. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 7 data points (bubble-sized by third dimension). 05101520 05101520 Patents in H05C Avg claims / patent (company-wide) Axon EnterpriseTaser InternationalBird-b-goneLeonidas IpFjordAegis IndustriesLeeb Innovations
Top 7 H05C assignees by class footprint. Bubble size = patents in H05C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class H05C?
CPC subclass H05C covers ELECTRIC CIRCUITS OR APPARATUS SPECIALLY DESIGNED FOR USE IN EQUIPMENT FOR KILLING, STUNNING, OR GUIDING LIVING BEINGS. It belongs to CPC class H05 (ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR), with 59 US utility patents granted since 2015.
How many patents have been filed in H05C?
59 US utility patents were granted in CPC subclass H05C between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in H05C?
Axon Enterprise, Inc. leads H05C with 19 patents, making it the most active assignee in this technology area.
How is patent data for H05C 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., H05) is a broad technology category. Subclasses like H05C 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.