CPC technology class · G01

G01H - Measurement Of Mechanical Vibrations Or Ultrasonic

Measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves. 3,605 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

3,605
US patents granted
#15/18
in G01
0.9%
G01 class share
+48%
5-yr velocity

The verdict

According to USPTO PatentsView, Measurement Of Mechanical Vibrations Or Ultrasonic ranks #292 of 670 CPC technology areas - 3,605 US patents granted since 2015, with recorded grant volume up 48% over five years.

#292
of 670 CPC technology areas
3,605
US patents granted, 2015–2025
Nec
leading assignee (130)
+48%
grant velocity, last 5 yrs

How G01H's grant cadence moved

Between 2020–2024, G01H recorded 1,903 grants versus 1,285 in 2015–2019 (+48% equal-window velocity). Across complete years, output peaked in 2019 at 412 grants and bottomed in 2015 at 149 (+177% peak-over-trough). Lead assignee Halliburton Energy Services, Inc. holds 2.6% of the class ; the top three share 4.9%.

Leaderboard read

G01H concentration, lead at 2.6%

Halliburton Energy Services, Inc. leads this historical grant record at 2.6% of G01H - us corporation assignees hold 50% of class grants (478 of 959). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share
2.6%

92 of 3,605 grants

Top three share
4.9%

of the class's recorded grants

Lead over #2
45

more grants than Strong Force IoT Portfolio 2016, LLC

Where G01H sits inside G01

Among 18 subclasses in G01 (MEASURING; Testing), G01H ranks #15 and holds 0.9% 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.

Rising assignees active in G01H

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 Shenzhen Shokz Co., Ltd. 288x 0 → 288 company-wide · 7 in G01H
  2. #2 Fiber Sense Limited 7.00x 0 → 7 company-wide · 6 in G01H
  3. #3 Augury Systems Ltd. 4.00x 2 → 8 company-wide · 8 in G01H
  4. #4 Exo Imaging, Inc. 3.89x 9 → 35 company-wide · 9 in G01H
  5. #5 Polytec GmbH 2.67x 3 → 8 company-wide · 8 in G01H

G01H grants by year, peak 2019 (412)

US utility-patent grants per year in G01H, 2015–2025 - recent five years are up 48% versus 2015–2019.

100200300400500 20152016201720182019202020212022202320242025 251

Who leads G01H?

The 12 most active assignees in Measurement OF Mechanical Vibrations OR Ultrasonic, Sonic OR Infrasonic Waves - wider bars mean more grants

patents

What this shows Nec is the most active filer in G01H, holding 130 of the 3,605 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

Footprint here vs. claim strategy

Each dot is a leading G01H 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 G01H assignees by class footprint. Bubble size = patents in G01H. Source: USPTO PatentsView (claim depth is company-wide across all classes). Scatter plot of 14 data points (bubble-sized by third dimension). 10152025 020406080100 Patents in G01H Avg claims / patent (company-wide) Halliburton Energy…Strong Force Iot…Optasense HoldingsSilixaComputational SystemsS P M Instrument AbHifi EngineeringFlukeStaton TechiyaPgs Geophysical AsBp Exploration…Frito-lay North…Sonion Nederland B VExo Imaging
Top 14 G01H assignees by class footprint. Bubble size = patents in G01H. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near G01H's 3,605-grant footprint

Nationwide nearest neighbors for G01H (#292 of 670 by volume ; lead share 3.6%) - not the G01 parent-class siblings above.

Questions about G01H

Which company holds the most patents in G01H?
NEC Corporation leads G01H with 130 patents (2.6% of the subclass). By PatentsView assignee type, us corporations account for 50% of class grants.
Which G01H assignees grew fastest recently?
Among assignees with ≥5 grants in G01H, Shenzhen Shokz Co., Ltd. shows the highest company-wide grant multiple (288x: 0 grants in 2019–2021 → 288 in 2022–2024) while holding 7 patents in this subclass. Growth is company-wide, not class-only.
How does G01H compare inside parent class G01?
Inside G01 (MEASURING; Testing), G01H ranks #15 of 18 subclasses by grant volume and holds 0.9% of the parent class total. The largest sibling is G01N (115,972 grants).

What to do with this data

G01H in context - here's where to go next.

  • Halliburton Energy Services, Inc. leads G01H with 92 grants in this class. See full portfolio
  • G01H ranks #292 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.

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.