Inventor
Woong-chul Yang
Inventor
Ann Arbor, MI, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Dprimary
F02DControlling combustion engines26%
Y02TClimate change mitigation technologies related to transportation16%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy8%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
F02BInternal-combustion piston engines5%
F02PIgnition, other than compression ignition, for internal-combustion engines5%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%
B60LPropulsion of electrically-propelled vehicles3%
B60WConjoint control of vehicle sub-units of different type or different function3%
PatentTitleYear
6,970,781'Compression ratio mode selection logic for an internal combustion engine having discrete variable compression ratio control mechanism'20056,929,582'Method for controlling variable compression ratio of an engine having an automatically controlled transmission'20056,860,244'Engine control with operating mode detection'20056,738,707'Cylinder air charge estimation system and method for internal combustion engine including exhaust gas recirculation'20046,716,546'System and method for supplying air to a fuel cell for use in a vehicle'20046,628,006'System and method for recovering potential energy of a hydrogen gas fuel supply for use in a vehicle'20036,591,926'System and method for recovering energy of a hydrogen gas fuel supply for use in a vehicle'20036,572,074'Electromechanical valve actuator with air piston to aid in soft landing'20036,502,550'Gaseous fueled engine system and method'20035,535,621'On-board detection of fuel injector malfunction'19965,499,538'On-board detection of fuel pump malfunction'19965,493,902'On-board detection of pressure regulator malfunction'19965,445,019'Internal combustion engine with on-board diagnostic system for detecting impaired fuel injectors'19955,426,971'On-board detection of fuel line vapor'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2004Patents assigned to FORD MOTOR CO (8)· patent assignee history
1995–2005Based in Ann Arbor, MI, US· patent location history
2003–2005Patents assigned to FORD GLOBAL TECH LLC (5)· patent assignee history
2003Patents assigned to FORD GLOBAL TECH INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FORD MOTOR CO | 8 | 1995–2004 |
| FORD GLOBAL TECH LLC | 5 | 2003–2005 |
| FORD GLOBAL TECH INC | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ann Arbor, MI, US | 14 | 1995–2005 |