Inventor
Steven J. Shepherd
Inventor
Commerce, MI, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B60Lprimary
B60LPropulsion of electrically-propelled vehicles14%
B60WConjoint control of vehicle sub-units of different type or different function14%
C09KMaterials for miscellaneous applications, not provided for elsewhere14%
E21BEarth or rock drilling14%
Y02TClimate change mitigation technologies related to transportation14%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles7%
F01PCooling of machines or engines in general7%
F02NStarting of combustion engines7%
F16HGearing7%
PatentTitleYear
11,041,116Encapsulation and controlled delivery of strong mineral acids202111,041,117Encapsulation and controlled delivery of strong mineral acids20218,146,690'Method of controlling an auxiliary pump for a transmission'20128,099,203'Method to autostart an internal combustion engine in a hybrid powertrain system'20127,921,705'Engine coolant temperature estimation system'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2012Patents assigned to GM GLOBAL TECH OPERATIONS INC (3)· patent assignee history
2011–2012Based in Commerce, MI, US· patent location history
2012Patents assigned to SHEPHERD STEVEN J (2)· patent assignee history
2012Patents assigned to CARR MARK D (1)· patent assignee history
2021Patents assigned to ARAMCO SERVICES CO (2)· patent assignee history
2021Patents assigned to RTI INT (2)· patent assignee history
2021Based in Raleigh, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GM GLOBAL TECH OPERATIONS INC | 3 | 2011–2012 |
| ARAMCO SERVICES CO | 2 | 2021 |
| RTI INT | 2 | 2021 |
| SHEPHERD STEVEN Jself | 2 | 2012 |
| CARR MARK D | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Commerce, MI, US | 3 | 2011–2012 |
| Raleigh, NC, US | 2 | 2021 |