Hybrid vehicle control device
US-10131345-B2 · Nov 20, 2018 · US
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Engine speed change rate
Engine speed change rate · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16D2500/70456 |
| Official title | Engine speed change rate |
| Display label | Engine speed change rate |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Engine clutch control system for hybrid vehicle and method thereof
US-9975546-B2 · May 22, 2018 · US
Method for protecting clutch of vehicle
US-9862387-B2 · Jan 9, 2018 · US
Method for protecting clutch of vehicle
US-2017088137-A1 · Mar 30, 2017 · US
Engine clutch control system for hybrid vehicle and method thereof
US-2016272193-A1 · Sep 22, 2016 · US
Hybrid vehicle control device
US-2015329105-A1 · Nov 19, 2015 · US