PlainPatent

CPC technology class · G10

G10L - Speech Analysis Techniques Or Speech Synthesis

Speech analysis techniques or speech synthesis; speech recognition; speech or voice processing techniques; speech or audio coding or decoding. 35,471 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

35,471
US patents granted
#1/8
in G10
74.5%
G10 class share
+52%
5-yr velocity

The verdict

According to USPTO PatentsView, Speech Analysis Techniques Or Speech Synthesis ranks #49 of 670 CPC technology areas - 35,471 US patents granted since 2015, with recorded grant volume up 52% over five years.

#49
of 670 CPC technology areas
35,471
US patents granted, 2015–2025
Google
leading assignee (2,230)
+52%
grant velocity, last 5 yrs

How G10L's grant cadence moved

Between 2020–2024, G10L recorded 19,222 grants versus 12,617 in 2015–2019 (+52% equal-window velocity). Across complete years, output peaked in 2022 at 4,046 grants and bottomed in 2015 at 1,755 (+131% peak-over-trough). Lead assignee Google LLC holds 6.3% of the class ; the top three share 15.3%.

Leaderboard read

G10L concentration, lead at 6.3%

Google LLC leads this historical grant record at 6.3% of G10L - us corporation assignees hold 69% of class grants (18,426 of 26,798). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
6.3%

2,230 of 35,471 grants

Top three share
15.3%

of the class's recorded grants

Lead over #2
569

more grants than Amazon Technologies, Inc.

Where G10L sits inside G10

Among 8 subclasses in G10 (Musical INSTRUMENTS; Acoustics), G10L ranks #1 and holds 74.5% of the parent class's 47,643 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

G10K 7,488 G10H 3,197 G10D 828 G10G 395 G10C 183 G10F 54 G10B 27

Rising assignees active in G10L

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 · 66 in G10L
  2. #2 Kyndryl, Inc. 478x 0 → 478 company-wide · 27 in G10L
  3. #3 Meta Platforms, Inc. 376x 2 → 751 company-wide · 69 in G10L
  4. #4 Salesforce, Inc. 334x 3 → 1,001 company-wide · 31 in G10L
  5. #5 Shenzhen Shokz Co., Ltd. 288x 0 → 288 company-wide · 52 in G10L

G10L grants by year, peak 2022 (4,046)

US utility-patent grants per year in G10L, 2015–2025 - recent five years are up 52% versus 2015–2019.

1,0002,0003,0004,0005,000 20152016201720182019202020212022202320242025 2,797

Who leads G10L?

The 12 most active assignees in Speech Analysis Techniques OR Speech SYNTHESIS; Speech RECOGNITION; Speech OR Voice Processing TECHNIQUES; Speech OR Audio Coding OR Decoding - wider bars mean more grants

patents

What this shows Google is the most active filer in G10L, holding 2,230 of the 35,471 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 G10L
Rank Company Patents in G10L
#1 Google LLC 2,230
#2 Amazon Technologies, Inc. 1,661
#3 International Business Machines Corporation 1,520
#4 Microsoft Technology Licensing, LLC 897
#5 Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. 760
#6 Apple Inc. 705
#7 Dolby Laboratories Licensing Corporation 680
#8 Dolby International AB 641
#9 Sony Group Corporation 585
#10 Nuance Communications, Inc. 529
#11 Huawei Technologies Co., Ltd. 468
#12 Qualcomm Incorporated 444
#13 AT&T Intellectual Property I, L.P. 375
#14 Sonos, Inc. 271
#15 Nippon Telegraph AND Telephone Corporation 260
#16 Tencent Technology (SHENZHEN) Company Limited 254
#17 Telefonaktiebolaget LM Ericsson (Publ) 242
#18 Nokia Technologies OY 242
#19 Rovi Guides, Inc. 240
#20 Korea Advanced Institute OF Science AND Technology 231

Footprint here vs. claim strategy

Each dot is a leading G10L 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 G10L assignees by class footprint. Bubble size = patents in G10L. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 1015202530 05001000150020002500 Patents in G10L Avg claims / patent (company-wide) GoogleAmazonInternational…Microsoft Technology…Fraunhofer-gesellschaf…AppleDolby Laboratories…Dolby International AbSony GroupNuance CommunicationsHuaweiQualcomm IncorporatedAt&T Intellectual…Sonos
Top 14 G10L assignees by class footprint. Bubble size = patents in G10L. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near G10L's 35,471-grant footprint

Nationwide nearest neighbors for G10L (#49 of 670 by volume ; lead share 6.3%) - not the G10 parent-class siblings above.

Nearest by grant volume

H01R 35,523 B01J 35,809 Y02B 34,811 C08L 36,183

Nearest by lead-assignee share

C21B 6.3% B63J 6.3% A63H 6.4% A62D 6.4%

Questions about G10L

Which company holds the most patents in G10L?
Google LLC leads G10L with 2,230 patents (6.3% of the subclass). By PatentsView assignee type, us corporations account for 69% of class grants.
Which G10L assignees grew fastest recently?
Among assignees with ≥5 grants in G10L, Meta Platforms Technologies, LLC shows the highest company-wide grant multiple (1285x: 0 grants in 2019–2021 → 1,285 in 2022–2024) while holding 66 patents in this subclass. Growth is company-wide, not class-only.
How does G10L compare inside parent class G10?
Inside G10 (Musical INSTRUMENTS; Acoustics), G10L ranks #1 of 8 subclasses by grant volume and holds 74.5% of the parent class total. The largest sibling is G10K (7,488 grants).

What to do with this data

G10L 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 - G10L figures are USPTO PatentsView granted-utility totals for this subclass (35,471 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.