PlainPatent

CPC technology class · H03

H03C - Modulation

Modulation. 490 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

490
US patents granted
#10/10
in H03
0.5%
H03 class share
-39%
5-yr velocity

The verdict

According to USPTO PatentsView, Modulation ranks #546 of 670 CPC technology areas - 490 US patents granted since 2015, with recorded grant volume down 39% over five years.

#546
of 670 CPC technology areas
490
US patents granted, 2015–2025
ubeam
leading assignee (19)
-39%
grant velocity, last 5 yrs

How H03C's grant cadence moved

Between 2020–2024, H03C recorded 174 grants versus 283 in 2015–2019 (-39% equal-window velocity). Across complete years, output peaked in 2015 at 74 grants and bottomed in 2024 at 19 (+289% peak-over-trough). Lead assignee uBeam Inc. holds 3.9% of the class ; the top three share 7.6%.

Leaderboard read

H03C concentration, lead at 3.9%

uBeam Inc. leads this historical grant record at 3.9% of H03C - us corporation assignees hold 59% of class grants (65 of 110). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
3.9%

19 of 490 grants

Top three share
7.6%

of the class's recorded grants

Lead over #2
8

more grants than ParkerVision, Inc.

Where H03C sits inside H03

Among 10 subclasses in H03 (Electronic Circuitry), H03C ranks #10 and holds 0.5% of the parent class's 95,387 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

H03K 30,872 H03M 21,338 H03F 14,014 H03H 11,825 H03L 6,701 H03G 5,213 H03B 3,110 H03D 1,165

H03C grants by year, peak 2015 (74)

US utility-patent grants per year in H03C, 2015–2025 - recent five years are down 39% versus 2015–2019.

020406080 20152016201720182019202020212022202320242025 15

Who leads H03C?

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

patents

What this shows ubeam is the most active filer in H03C, holding 19 of the 490 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 H03C
Rank Company Patents in H03C
#1 uBeam Inc. 19
#2 ParkerVision, Inc. 11
#3 Intel Mobile Communications GmbH 7
#4 Stichting Imec Nederland 4
#5 Aviat U.S., Inc. 4
#6 The Alfred E. Mann Foundation for Scientific Research 4
#7 Innophase, Inc. 4
#8 Icom Incorporated 3
#9 Beken Corporation 3
#10 Tensorcom, Inc. 3
#11 Sunrise Micro Devices, Inc. 3
#12 STMicroelectronics Razvoj Polprevodnikov D.O.O. 3
#13 Stryker Combo L.L.C. 3
#14 Technology for Energy Corporation 3
#15 Blue Danube Systems, Inc. 2
#16 IXI Technology Holdings, Inc. 2
#17 Amirkabir University OF Technology 2
#18 SKAIChips Co., Ltd. 2
#19 Cambridge Resonant Technologies Ltd. 2
#20 CPG Technologies, LLC 1

Footprint here vs. claim strategy

Each dot is a leading H03C 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 H03C assignees by class footprint. Bubble size = patents in H03C. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 01020304050 05101520 Patents in H03C Avg claims / patent (company-wide) ubeamParkervisionIntel Mobile…Stichting Imec…Aviat U SThe Alfred E Mann…InnophaseIcom IncorporatedBekenTensorcomSunrise Micro DevicesStmicroelectronics…Stryker Combo L L CTechnology for Energy
Top 14 H03C assignees by class footprint. Bubble size = patents in H03C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Questions about H03C

Which company holds the most patents in H03C?
uBeam Inc. leads H03C with 19 patents (3.9% of the subclass). By PatentsView assignee type, us corporations account for 59% of class grants.
How does H03C compare inside parent class H03?
Inside H03 (Electronic Circuitry), H03C ranks #10 of 10 subclasses by grant volume and holds 0.5% of the parent class total. The largest sibling is H03K (30,872 grants).

What to do with this data

H03C in context - here's where to go next.

Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.

Methodology - H03C figures are USPTO PatentsView granted-utility totals for this subclass (490 grants in the tracked window).

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.