CPC technology class · B25
B25D - Percussive Tools
Percussive tools. 1,146 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.
- 1,146
- US patents granted
- #5/7
- in B25
- 3.2%
- B25 class share
- +36%
- 5-yr velocity
The verdict
According to USPTO PatentsView, Percussive Tools ranks #437 of 670 CPC technology areas - 1,146 US patents granted since 2015, with recorded grant volume up 36% over five years.
- #437
- of 670 CPC technology areas
- 1,146
- US patents granted, 2015–2025
- Makita
- leading assignee (175)
- +36%
- grant velocity, last 5 yrs
How B25D's grant cadence moved
Between 2020–2024, B25D recorded 599 grants versus 442 in 2015–2019 (+36% equal-window velocity). Across complete years, output peaked in 2024 at 153 grants and bottomed in 2017 at 73 (+110% peak-over-trough). Lead assignee Makita Corporation holds 15.3% of the class ; the top three share 36.1%.
Leaderboard read
B25D concentration, lead at 15.3%
Makita Corporation leads this historical grant record at 15.3% of B25D - foreign corporation assignees hold 63% of class grants (483 of 763). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.
- Leader's share
- 15.3%
- Top three share
- 36.1%
- Lead over #2
- 49
175 of 1,146 grants
of the class's recorded grants
more grants than Hilti Aktiengesellschaft
Where B25D sits inside B25
Among 7 subclasses in B25 (Hand TOOLS; Portable Power-driven TOOLS; Manipulators), B25D ranks #5 and holds 3.2% of the parent class's 36,206 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 B25D
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 Basso Industry Corp. 2.50x 14 → 35 company-wide · 5 in B25D
- #2 Nanjing Chervon Industry Co., Ltd. 1.92x 79 → 152 company-wide · 12 in B25D
- #3 Milwaukee Electric Tool Corporation 1.68x 550 → 926 company-wide · 113 in B25D
- #4 Ingersoll-Rand Industrial U.S., Inc. 1.67x 57 → 95 company-wide · 10 in B25D
- #5 Makita Corporation 1.55x 314 → 488 company-wide · 175 in B25D
B25D grants by year, peak 2024 (153)
US utility-patent grants per year in B25D, 2015–2025 - recent five years are up 36% versus 2015–2019.
Who leads B25D?
The 12 most active assignees in Percussive Tools - wider bars mean more grants
- Makita
Makita Corporation
175 patents
- Hilti Aktiengesellscha…
Hilti Aktiengesellschaft
126 patents
- Milwaukee Electric…
Milwaukee Electric Tool Corporation
113 patents
- Black & Decker
Black & Decker Inc.
78 patents
- Sandvik Mining and… 18
Sandvik Mining and Construction Oy
18 patents
- Koki Holdings 17
Koki Holdings Co., Ltd.
17 patents
- Montabert 13
Montabert
13 patents
- Nanjing Chervon… 12
Nanjing Chervon Industry Co., Ltd.
12 patents
- Snap-on Incorporated 11
Snap-on Incorporated
11 patents
- Ingersoll-rand… 10
Ingersoll-Rand Industrial U.S., Inc.
10 patents
- Atlas Copco Rock… 10
Atlas Copco Rock Drills AB
10 patents
- Max 9
Max Co., Ltd.
9 patents
What this shows Makita is the most active filer in B25D, holding 175 of the 1,146 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.
View data table
| Rank | Company | Patents in B25D |
|---|---|---|
| #1 | Makita Corporation | 175 |
| #2 | Hilti Aktiengesellschaft | 126 |
| #3 | Milwaukee Electric Tool Corporation | 113 |
| #4 | Black & Decker Inc. | 78 |
| #5 | Sandvik Mining and Construction Oy | 18 |
| #6 | Koki Holdings Co., Ltd. | 17 |
| #7 | Montabert | 13 |
| #8 | Nanjing Chervon Industry Co., Ltd. | 12 |
| #9 | Snap-on Incorporated | 11 |
| #10 | Ingersoll-Rand Industrial U.S., Inc. | 10 |
| #11 | Atlas Copco Rock Drills AB | 10 |
| #12 | Max Co., Ltd. | 9 |
| #13 | Stanley Black & Decker, Inc. | 9 |
| #14 | Furukawa Rock Drill Co., Ltd. | 9 |
| #15 | Hitachi Koki Co., Ltd. | 6 |
| #16 | Construction Tools PC AB | 6 |
| #17 | Ingersoll-Rand Company | 5 |
| #18 | Basso Industry Corp. | 5 |
| #19 | Measurement Incorporated | 5 |
| #20 | G.A.W. Inc | 5 |
Footprint here vs. claim strategy
Each dot is a leading B25D 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.
Classes near B25D's 1,146-grant footprint
Nationwide nearest neighbors for B25D (#437 of 670 by volume ; lead share 15.3%) - not the B25 parent-class siblings above.
Nearest by grant volume
Nearest by lead-assignee share
Questions about B25D
Which company holds the most patents in B25D?
Which B25D assignees grew fastest recently?
How does B25D compare inside parent class B25?
What to do with this data
B25D in context - here's where to go next.
- Makita Corporation leads B25D with 175 grants in this class. See full portfolio
- B25D ranks #437 of 670 by grant volume among all tracked CPC technology areas. See the ranking
- Inside parent class B25, the largest sibling subclass is B25J with 21,590 grants. Explore B25J
Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.
Methodology - B25D figures are USPTO PatentsView granted-utility totals for this subclass (1,146 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.