Inventor
Deron C. Littlejohn
Inventor
Middletown, OH, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B60Tprimary
B60TVehicle brake control systems or parts thereof39%
Y02TClimate change mitigation technologies related to transportation18%
B60LPropulsion of electrically-propelled vehicles14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
B60CVehicle tyres4%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%
B60WConjoint control of vehicle sub-units of different type or different function4%
F16DCouplings for transmitting rotation4%
PatentTitleYear
7,976,109'Failsafe operation of a hybrid brake system for a vehicle'20117,926,888'Braking apparatus'20117,681,962'Method for estimating master cylinder pressure during brake apply'20106,956,471'Hybrid tire inflation monitor'20056,145,939'Electro-hydraulic braking system having cold temperature detection and compensation'20005,762,407'Brake system control method and apparatus'19985,667,286'Brake control system'19975,539,641'Brake control system method and apparatus'19965,423,600'Brake system with brake gain shifting'19955,366,281'Method of initializing a brake actuator'19945,366,280'Method of adaptively homing brake actuators'19945,362,135'Brake system with adaptive offset compensation'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2000Patents assigned to GEN MOTORS CORP (8)· patent assignee history
1994–1996Based in Middletown, OH, US· patent location history
1997Based in Kettering, OH, US· patent location history
1998–2000Based in Dayton, OH, US· patent location history
2005Patents assigned to DELPHI TECH INC (1)· patent assignee history
2005–2011Based in West Bloomfield, MI, US· patent location history
2010Patents assigned to FULMER BRYAN TODD (1)· patent assignee history
2010Patents assigned to LITTLEJOHN DERON C (1)· patent assignee history
2011Patents assigned to BWI CO LTD SA (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN MOTORS CORP | 8 | 1994–2000 |
| BWI CO LTD SA | 2 | 2011 |
| DELPHI TECH INC | 1 | 2005 |
| FULMER BRYAN TODD | 1 | 2010 |
| LITTLEJOHN DERON Cself | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Middletown, OH, US | 5 | 1994–1996 |
| West Bloomfield, MI, US | 4 | 2005–2011 |
| Dayton, OH, US | 2 | 1998–2000 |
| Kettering, OH, US | 1 | 1997 |