PlainPatent

CPC technology class · H03

H03F - Amplifiers

Amplifiers. 14,014 US utility patents granted 2015–2025, with the leading assignees and year-by-year filing trajectory.

14,014
US patents granted
H03
Parent CPC class
20
Active assignees
+5%
5-yr velocity

The verdict

Amplifiers ranks #135 of 670 CPC technology areas - 14,014 US patents granted since 2015, with filing up 5% over five years.

#135
of 670 CPC technology areas
14,014
US patents granted, 2015–2025
Skyworks Solutions
leading assignee (802)
+5%
filing velocity, last 5 yrs
Top assignee: Skyworks Solutions, Inc. (802 patents)

CPC subclass H03F - AMPLIFIERS - covers 14,014 US utility patents granted between 2015 and 2025 according to USPTO PatentsView records, within the broader CPC class H03 (ELECTRONIC CIRCUITRY). See our CPC classification guide for how the system works.

The competitive landscape in H03F is shaped by 20 distinct companies actively filing in this space. Skyworks Solutions, Inc. leads with 802 patents, followed by Murata Manufacturing Co., Ltd. at 730 grants and Qualcomm Incorporated at 518.

Filing activity in H03F is up 5% 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 H03F innovation accelerating?

US utility-patent grants per year in H03F, 2015–2025 - recent five years are up 5% versus 2015–2019.

8001,0001,2001,4001,600 20152016201720182019202020212022202320242025 833

Who leads H03F?

The 12 most active assignees in AMPLIFIERS - wider bars mean more grants

patents

What this shows Skyworks Solutions is the most active filer in H03F, holding 802 of the 14,014 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 H03F
Rank Company Patents in H03F
#1 Skyworks Solutions, Inc. 802
#2 Murata Manufacturing Co., Ltd. 730
#3 Qualcomm Incorporated 518
#4 Texas Instruments Incorporated 442
#5 Qorvo US, Inc. 371
#6 Cirrus Logic, Inc. 303
#7 NXP USA, Inc. 248
#8 Psemi Corporation 200
#9 Telefonaktiebolaget LM Ericsson (publ) 198
#10 Fujitsu Limited 182
#11 Stmicroelectronics Sa 174
#12 Mediatek Inc. 159
#13 Analog Devices, Inc. 151
#14 NXP B.v. 146
#15 Realtek Semiconductor Corp. 144
#16 Infineon Technologies Ag 135
#17 Macom Technology Solutions Holdings, Inc. 85
#18 Analog Devices International Unlimited Company 81
#19 Semiconductor Components Industries, Llc 80
#20 Renesas Electronics Corporation 78

About This Class

CPC subclass H03F belongs to class H03.

14,014 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 H03F 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 H03F assignees by class footprint. Bubble size = patents in H03F. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Top 14 H03F assignees by class footprint. Bubble size = patents in H03F. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 1015202530 02004006008001000 Patents in H03F Avg claims / patent (company-wide) Skyworks SolutionsMurata ManufacturingQualcomm IncorporatedTexas Instruments Inc…Qorvo UsCirrus LogicNxp UsapsemiTelefonaktiebolaget L…FujitsuStmicroelectronicsMediatekAnalog DevicesNxp B V
Top 14 H03F assignees by class footprint. Bubble size = patents in H03F. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Frequently Asked Questions

What is CPC class H03F?
CPC subclass H03F covers AMPLIFIERS. It belongs to CPC class H03 (ELECTRONIC CIRCUITRY), with 14,014 US utility patents granted since 2015.
How many patents have been filed in H03F?
14,014 US utility patents were granted in CPC subclass H03F between 2015 and 2025, based on USPTO PatentsView data.
Which company holds the most patents in H03F?
Skyworks Solutions, Inc. leads H03F with 802 patents, making it the most active assignee in this technology area.
How is patent data for H03F 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., H03) is a broad technology category. Subclasses like H03F 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.