PlainPatent

CPC technology class · G01

G01S - Radio Direction-finding

Radio direction-finding; radio navigation; determining distance or velocity by use of radio waves; locating or presence-detecting by use of the reflection or reradiation of radio waves; analogous arrangements using other waves. 52,756 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

52,756
US patents granted
#3/18
in G01
13.4%
G01 class share
+54%
5-yr velocity

The verdict

According to USPTO PatentsView, Radio Direction-finding ranks #32 of 670 CPC technology areas - 52,756 US patents granted since 2015, with recorded grant volume up 54% over five years.

#32
of 670 CPC technology areas
52,756
US patents granted, 2015–2025
Qualcomm Incorporated
leading assignee (1,673)
+54%
grant velocity, last 5 yrs

How G01S's grant cadence moved

Between 2020–2024, G01S recorded 28,284 grants versus 18,314 in 2015–2019 (+54% equal-window velocity). Across complete years, output peaked in 2023 at 6,128 grants and bottomed in 2015 at 2,977 (+106% peak-over-trough). Lead assignee Qualcomm Incorporated holds 3.2% of the class ; the top three share 5.7%.

Leaderboard read

G01S concentration, lead at 3.2%

Qualcomm Incorporated leads this historical grant record at 3.2% of G01S - us corporation assignees hold 54% of class grants (20,065 of 36,973). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
3.2%

1,673 of 52,756 grants

Top three share
5.7%

of the class's recorded grants

Lead over #2
989

more grants than Robert Bosch GmbH

Where G01S sits inside G01

Among 18 subclasses in G01 (MEASURING; Testing), G01S ranks #3 and holds 13.4% of the parent class's 393,430 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

G01N 115,972 G01R 53,716 G01C 32,360 G01B 22,043 G01J 16,402 G01M 14,845 G01V 14,307 G01D 14,112

Rising assignees active in G01S

Company-wide grant multiples (2022–2024 vs 2019–2021) among assignees with ≥5 patents in this subclass. Growth is company-wide; class patent counts are subclass-specific.

  1. #1 Meta Platforms Technologies, LLC 1285x 0 → 1,285 company-wide · 50 in G01S
  2. #2 Mercedes-Benz Group AG 257x 0 → 257 company-wide · 13 in G01S
  3. #3 Apollo Intelligent Driving Technology (BEIJING) Co., Ltd. 140x 0 → 140 company-wide · 35 in G01S
  4. #4 NIO Technology (ANHUI) Co., Ltd 121x 0 → 121 company-wide · 17 in G01S
  5. #5 Fujifilm Healthcare Corporation 116x 0 → 116 company-wide · 24 in G01S

G01S grants by year, peak 2023 (6,128)

US utility-patent grants per year in G01S, 2015–2025 - recent five years are up 54% versus 2015–2019.

2,0003,0004,0005,0006,0007,000 20152016201720182019202020212022202320242025 4,447

Who leads G01S?

The 12 most active assignees in Radio DIRECTION-FINDING; Radio NAVIGATION; Determining Distance OR Velocity BY USE OF Radio WAVES; Locating OR Presence-detecting BY USE OF THE Reflection OR Reradiation OF Radio WAVES; Analogous Arrangements Using Other Waves - wider bars mean more grants

patents

What this shows Qualcomm Incorporated is the most active filer in G01S, holding 1,673 of the 52,756 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 G01S
Rank Company Patents in G01S
#1 Qualcomm Incorporated 1,673
#2 Robert Bosch GmbH 684
#3 Waymo LLC 655
#4 Apple Inc. 654
#5 Denso Corporation 651
#6 Google LLC 489
#7 GM Global Technology Operations LLC 485
#8 Honeywell International Inc. 463
#9 Raytheon Company 443
#10 Infineon Technologies AG 424
#11 The Boeing Company 397
#12 Microsoft Technology Licensing, LLC 385
#13 Huawei Technologies Co., Ltd. 325
#14 Koniniklijke Philips N.V. 325
#15 Texas Instruments Incorporated 317
#16 Telefonaktiebolaget LM Ericsson (Publ) 314
#17 Aptiv Technologies AG 306
#18 State Farm Mutual Automobile Insurance Company 288
#19 Rockwell Collins, Inc. 274
#20 Thales 264

Footprint here vs. claim strategy

Each dot is a leading G01S 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 G01S assignees by class footprint. Bubble size = patents in G01S. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 5101520253035 0500100015002000 Patents in G01S Avg claims / patent (company-wide) Qualcomm IncorporatedRobert BoschWaymoAppleDensoGoogleGm Global Technology…Honeywell Internationa…RaytheonInfineonThe BoeingMicrosoft Technology…HuaweiKoniniklijke Philips
Top 14 G01S assignees by class footprint. Bubble size = patents in G01S. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near G01S's 52,756-grant footprint

Nationwide nearest neighbors for G01S (#32 of 670 by volume ; lead share 3.2%) - not the G01 parent-class siblings above.

Nearest by grant volume

G02F 52,876 B29C 53,431 G01R 53,716 G11C 53,783

Nearest by lead-assignee share

G06V 3.2% F03B 3.2% F16N 3.2% C30B 3.2%

Questions about G01S

Which company holds the most patents in G01S?
Qualcomm Incorporated leads G01S with 1,673 patents (3.2% of the subclass). By PatentsView assignee type, us corporations account for 54% of class grants.
Which G01S assignees grew fastest recently?
Among assignees with ≥5 grants in G01S, Meta Platforms Technologies, LLC shows the highest company-wide grant multiple (1285x: 0 grants in 2019–2021 → 1,285 in 2022–2024) while holding 50 patents in this subclass. Growth is company-wide, not class-only.
How does G01S compare inside parent class G01?
Inside G01 (MEASURING; Testing), G01S ranks #3 of 18 subclasses by grant volume and holds 13.4% of the parent class total. The largest sibling is G01N (115,972 grants).

What to do with this data

G01S in context - here's where to go next.

  • Qualcomm Incorporated leads G01S with 1,673 grants in this class. See full portfolio
  • G01S ranks #32 of 670 by grant volume among all tracked CPC technology areas. See the ranking
  • Inside parent class G01, the largest sibling subclass is G01N with 115,972 grants. Explore G01N

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

Methodology - G01S figures are USPTO PatentsView granted-utility totals for this subclass (52,756 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.