Onboard fuel separation for octane-on-demand using membrane distillation
US-2019249630-A1 · Aug 15, 2019 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02M37/223 |
| Official title | — |
| Display label | Mechanical Engineering (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 | 6 |
| 2017 | 13 |
| 2018 | 9 |
| 2019 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel supply device
US-10190554-B2 · Jan 29, 2019 · US
Heat storage device
US-10174728-B2 · Jan 8, 2019 · US
Pvp- and/or pvl-containing composite membranes and methods of use
US-2019001273-A1 · Jan 3, 2019 · US
On-board fuel adjustment by molecular separation
US-10124294-B2 · Nov 13, 2018 · US
Catalytic decomposition of sterol glycosides in a diesel fuel filter
US-2018283333-A1 · Oct 4, 2018 · US
Adjusting a fuel on-board a vehicle
US-2018245524-A1 · Aug 30, 2018 · US
Fuel filter and bypass valve arrangement
US-10024239-B2 · Jul 17, 2018 · US
Fuel filter of an internal combustion engine and heating sensor module of a fuel filter
US-10010815-B2 · Jul 3, 2018 · US
Fuel filter for diesel engine
US-10006421-B2 · Jun 26, 2018 · US
Adjusting a fuel on-board a vehicle
US-9957903-B2 · May 1, 2018 · US
Work machine
US-2018087478-A1 · Mar 29, 2018 · US
Adjusting a fuel on-board a vehicle
US-2018066613-A1 · Mar 8, 2018 · US
Heater control apparatus for diesel fuel filter and driving method thereof
US-9850866-B2 · Dec 26, 2017 · US
Adjusting a fuel on-board a vehicle
US-9816467-B2 · Nov 14, 2017 · US
Filter element of a filter and method for manufacturing filter element
US-9808750-B2 · Nov 7, 2017 · US
Heater device of diesel fuel filter
US-9810181-B2 · Nov 7, 2017 · US
Integrated smart fuel filtration system
US-2017298881-A1 · Oct 19, 2017 · US
Fluid system with at least one heating device for fluid, and heating device
US-9763286-B2 · Sep 12, 2017 · US
Adjusting a fuel on-board a vehicle
US-2017234276-A1 · Aug 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M37/223?
- CPC F02M37/223 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02M37/223 (Mechanical Engineering)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC F02M37/223 growing?
- Publication counts under this code: 9 in 2018 vs 4 in 2019 (latest complete years).