Drive unit and electrically assisted vehicle
US-2021394864-A1 · Dec 23, 2021 · US
of unchangeable ratio
of unchangeable ratio · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B62M11/02 |
| Official title | of unchangeable ratio |
| Display label | of unchangeable ratio |
| Total patents | 128 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 11 |
| 2018 | 3 |
| 2019 | 17 |
| 2020 | 11 |
| 2021 | 14 |
| 2022 | 10 |
| 2023 | 17 |
| 2024 | 19 |
| 2025 | 16 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hub motor arrangement or vehicle with hub motor arrangement
US-2021379987-A1 · Dec 9, 2021 · US
Human-powered vehicle drive unit
US-11104401-B2 · Aug 31, 2021 · US
Convertible scooter
US-11084550-B2 · Aug 10, 2021 · US
Bicycle drive unit
US-11077914-B2 · Aug 3, 2021 · US
Retrofit electric machine for bicycle and bicycle
US-2021214042-A1 · Jul 15, 2021 · US
Human-powered vehicle component and gear
US-2021197926-A1 · Jul 1, 2021 · US
Control device for human-powered vehicle and power transmission system
US-2021188394-A1 · Jun 24, 2021 · US
Bicycle transmission device
US-10994802-B2 · May 4, 2021 · US
Bicycle rear sprocket assembly and bicycle drive train
US-10946931-B2 · Mar 16, 2021 · US
Bicycle having electric drive or auxiliary drive
US-10919599-B2 · Feb 16, 2021 · US
Hub motor arrangement or vehicle with hub motor arrangement
US-10899224-B2 · Jan 26, 2021 · US
Saddle riding vehicle
US-2020391821-A1 · Dec 17, 2020 · US
Dual pedal-driven scooter
US-10843767-B2 · Nov 24, 2020 · US
Bicycle having electric drive with power distribution
US-10843770-B2 · Nov 24, 2020 · US
Sliding component and bicycle component
US-10823277-B2 · Nov 3, 2020 · US
Swing arm structure for saddle riding electric vehicle
US-10800478-B2 · Oct 13, 2020 · US
Hybrid vehicle
US-2020317293-A1 · Oct 8, 2020 · US
Battery storage device of vehicle
US-2020283085-A1 · Sep 10, 2020 · US
Bicycle having electric drive with power distribution
US-2020172194-A1 · Jun 4, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B62M11/02?
- CPC B62M11/02 is the Cooperative Patent Classification code for “of unchangeable ratio.”
- How many patents are filed under CPC B62M11/02 (of unchangeable ratio)?
- Our database includes 128 publications tagged with this CPC code.
- Is patent activity under CPC B62M11/02 growing?
- Publication counts under this code: 19 in 2024 vs 16 in 2025 (latest complete years).