Cod control method and system for fuel cell
US-2019165398-A1 · May 30, 2019 · 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 | B60L11/1894 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 11 |
| 2017 | 12 |
| 2018 | 6 |
| 2019 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cooling system and operating method of cooling system
US-10243225-B2 · Mar 26, 2019 · US
Fuel cell system as well as vehicle having such a fuel cell system
US-10207597-B2 · Feb 19, 2019 · US
Fuel cell system and method for controlling fuel cell system
US-2018375135-A1 · Dec 27, 2018 · US
Apparatus and method for heating a fuel cell stack
US-10115979-B2 · Oct 30, 2018 · US
Cooling system for a fuel cell, and a fuel cell system
US-2018248206-A1 · Aug 30, 2018 · US
Vehicle
US-10014535-B2 · Jul 3, 2018 · US
Fuel cell vehicle air-conditioning apparatus and control method thereof
US-9987904-B2 · Jun 5, 2018 · US
Vehicle comprising an electricity supply system
US-2018093586-A1 · Apr 5, 2018 · US
Warm-up apparatus for fuel cell for vehicle
US-2017365901-A1 · Dec 21, 2017 · US
System and method for recovering output of fuel cell
US-9831515-B2 · Nov 28, 2017 · US
Fuel cell startup method for fast freeze startup
US-9728799-B2 · Aug 8, 2017 · US
Solid state hydrogen storage device and solid state hydrogen storage system
US-2017214067-A1 · Jul 27, 2017 · US
Output controller for fuel cell
US-9713964-B2 · Jul 25, 2017 · US
Method of controlling battery cooling system for vehicle
US-9701215-B1 · Jul 11, 2017 · US
Vehicle fuel cell apparatus with improved air intake
US-9705140-B2 · Jul 11, 2017 · US
Mobile body equipped with fuel cell
US-9669729-B2 · Jun 6, 2017 · US
Fuel cell system and control method
US-9634342-B2 · Apr 25, 2017 · US
Imbedded chip for battery applications
US-9599584-B2 · Mar 21, 2017 · US
Fuel cell system for charging an electric vehicle
US-9597966-B2 · Mar 21, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60L11/1894?
- CPC B60L11/1894 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B60L11/1894 (Operations & Transport)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC B60L11/1894 growing?
- Publication counts under this code: 6 in 2018 vs 3 in 2019 (latest complete years).