Fuel cell system
US-2016311340-A1 · Oct 27, 2016 · US
Operations & Transport
Operations & Transport · 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 | B60L11/1881 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 210 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 31 |
| 2016 | 51 |
| 2017 | 46 |
| 2018 | 49 |
| 2019 | 31 |
| 2020 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power source for an automation system mechanism
US-9469309-B2 · Oct 18, 2016 · US
Holding mechanism, electric vehicle, front-drive electric vehicle, and rear-drive electric vehicle
US-2016297290-A1 · Oct 13, 2016 · US
Fuel cell humidification device and fuel cell motorcycle
US-2016276682-A1 · Sep 22, 2016 · US
Vehicle
US-9444187-B2 · Sep 13, 2016 · US
Fuel cell system and control method therefor
US-9437888-B2 · Sep 6, 2016 · US
Moving body
US-9419291-B2 · Aug 16, 2016 · US
Automotive inductive charger with insertable magnetic core
US-9409489-B2 · Aug 9, 2016 · US
In-service fuel cell performance recovery
US-9403444-B2 · Aug 2, 2016 · US
Electric vehicle, holding mechanism, and method of manufacturing electric vehicle
US-2016207386-A1 · Jul 21, 2016 · US
Control method of fuel cell system, fuel cell automobile, and fuel cell system
US-2016190619-A1 · Jun 30, 2016 · US
Power net system for fuel cell vehicle and method of controlling the same
US-2016185252-A1 · Jun 30, 2016 · US
Apparatus and method for controlling hydrogen purging
US-2016164124-A1 · Jun 9, 2016 · US
Stop method of vehicle electrical power system
US-9358900-B2 · Jun 7, 2016 · US
Apparatus for compensating for torque of fuel cell electric vehicle and method thereof
US-2016144719-A1 · May 26, 2016 · US
Method for controlling external electric power supply system of fuel cell-mounted vehicle, and external electric power supply system
US-2016137065-A1 · May 19, 2016 · US
Method of preventing fuel gas from entering cabin of mobile object including fuel cell and mobile object including fuel cell
US-2016137029-A1 · May 19, 2016 · US
System and method for notifying necessity of hydrogen charging using result of monitoring location of hydrogen station
US-2016137077-A1 · May 19, 2016 · US
Control apparatus for vehicle with different driving modes
US-9340112-B2 · May 17, 2016 · US
Method for controlling fuel cell vehicles and fuel cell vehicles
US-2016129807-A1 · May 12, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60L11/1881?
- CPC B60L11/1881 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B60L11/1881 (Operations & Transport)?
- Our database includes 210 publications tagged with this CPC code.
- Is patent activity under CPC B60L11/1881 growing?
- Publication counts under this code: 31 in 2019 vs 2 in 2020 (latest complete years).