CPC technology class · B62

B62L - Brakes Specially Adapted For Cycles

Brakes specially adapted for cycles. 885 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

885
US patents granted: #6/7
in B62: 1.9%
B62 class share: +30%
5-yr velocity

The verdict

According to USPTO PatentsView, Brakes Specially Adapted For Cycles ranks #475 of 670 CPC technology areas - 885 US patents granted since 2015, with recorded grant volume up 30% over five years.

#475
of 670 CPC technology areas: 885
US patents granted, 2015–2025: Shimano
leading assignee (292): +30%
grant velocity, last 5 yrs

How tightly B62L concentrates

Shimano Inc. holds 33.0% of B62L's recorded grants (292 of 885) - 232 more than Sram, LLC. Across complete PatentsView years, the class peaked in 2019 at 107 grants and bottomed in 2015 at 50 (+114% peak-over-trough). Equal-window velocity 2020–2024 vs 2015–2019: +30% (463 vs 357 grants).

Leaderboard read

B62L concentration, lead at 33.0%

Shimano Inc. leads this historical grant record at 33.0% of B62L - foreign corporation assignees hold 78% of class grants (464 of 593). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 33.0%
Top three share: 44.6%
Lead over #2: 232

Where B62L sits inside B62

Among 7 subclasses in B62 (Land Vehicles FOR Travelling Otherwise Than ON Rails), B62L ranks #6 and holds 1.9% of the parent class's 46,955 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

B62D 29,451 B62K 4,996 B62J 4,111 B62M 3,735 B62B 3,039 B62H 738

Rising assignees active in B62L

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 Kawasaki Motors, Ltd. 146x 0 → 146 company-wide · 7 in B62L
#2 Tien Hsin Industries Co., Ltd. 2.70x 10 → 27 company-wide · 10 in B62L
#3 Tektro Technology Corporation 2.50x 10 → 25 company-wide · 21 in B62L
#4 Arctic Cat Inc. 2.24x 29 → 65 company-wide · 8 in B62L
#5 Hayes Bicycle Group Inc 1.50x 4 → 6 company-wide · 5 in B62L

B62L grants by year, peak 2019 (107)

US utility-patent grants per year in B62L, 2015–2025 - recent five years are up 30% versus 2015–2019.

Shimano

292
Sram

60
Campagnolo S R L

43
Tektro Technology

21
Razor Usa

18
Gustav Magenwirth &

17
Tien Hsin Industries

10
Freni Brembo S P A

8
Arctic Cat

8
Kawasaki Motors

7
Syscend

7
Piaggio & C Spa

6

What this shows Shimano is the most active filer in B62L, holding 292 of the 885 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.

View data table

Top patent holders in CPC subclass B62L
Rank	Company	Patents in B62L
#1	Shimano Inc.	292
#2	Sram, LLC	60
#3	Campagnolo S.R.L.	43
#4	Tektro Technology Corporation	21
#5	Razor USA LLC	18
#6	Gustav Magenwirth GmbH & Co.	17
#7	Tien Hsin Industries Co., Ltd.	10
#8	Freni Brembo S.P.A.	8
#9	Arctic Cat Inc.	8
#10	Kawasaki Motors, Ltd.	7
#11	Syscend, Inc.	7
#12	Piaggio & C. SPA	6
#13	Giant Manufacturing Co., Ltd.	6
#14	Specialized Bicycle Components, Inc.	5
#15	Bravo Sports	5
#16	Hayes Bicycle Group Inc	5
#17	LEE CHI Enterprises Co., Ltd.	5
#18	Sram Deutschland GmbH	4
#19	Nissin Kogyo Co., Ltd.	4
#20	Trek Bicycle Corporation	4

Footprint here vs. claim strategy

Each dot is a leading B62L 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 B62L assignees by class footprint. Bubble size = patents in B62L. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near B62L's 885-grant footprint

Nationwide nearest neighbors for B62L (#475 of 670 by volume ; lead share 33.0%) - not the B62 parent-class siblings above.

Nearest by grant volume

A61D 885 F42D 887 B04C 873 D07B 899

Nearest by lead-assignee share

B66B 33.0% A01F 30.5% G03G 29.1% F23R 26.3%

Questions about B62L

Which company holds the most patents in B62L?

Shimano Inc. leads B62L with 292 patents (33.0% of the subclass). By PatentsView assignee type, foreign corporations account for 78% of class grants.

Which B62L assignees grew fastest recently?

Among assignees with ≥5 grants in B62L, Kawasaki Motors, Ltd. shows the highest company-wide grant multiple (146x: 0 grants in 2019–2021 → 146 in 2022–2024) while holding 7 patents in this subclass. Growth is company-wide, not class-only.

How does B62L compare inside parent class B62?

Inside B62 (Land Vehicles FOR Travelling Otherwise Than ON Rails), B62L ranks #6 of 7 subclasses by grant volume and holds 1.9% of the parent class total. The largest sibling is B62D (29,451 grants).

What to do with this data

B62L in context - here's where to go next.

Shimano Inc. leads B62L with 292 grants in this class. See full portfolio
B62L ranks #475 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class B62, the largest sibling subclass is B62D with 29,451 grants. Explore B62D

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

Methodology - B62L figures are USPTO PatentsView granted-utility totals for this subclass (885 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.