Multi-speed gear box for a rotary wing aircraft
US-11655880-B2 · May 23, 2023 · US
the teeth of the set of coaxial gears being arranged on a generally flat, e.g. disc-type, surface · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16H3/366 |
| Official title | {the teeth of the set of coaxial gears being arranged on a generally flat, e.g. disc-type, surface} |
| Display label | the teeth of the set of coaxial gears being arranged on a generally flat, e.g. disc-type, surface |
| Total patents | 2 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2022 | 1 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11655880-B2 · May 23, 2023 · US
US-2022010862-A1 · Jan 13, 2022 · US