Inventor
Keith D. Van Maanen
Inventor
Birmingham, MI, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Hprimary
F16HGearing17%
Y02TClimate change mitigation technologies related to transportation17%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles12%
B60LPropulsion of electrically-propelled vehicles10%
B60WConjoint control of vehicle sub-units of different type or different function7%
F02NStarting of combustion engines5%
F16DCouplings for transmitting rotation5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
Y10TTechnical subjects covered by former us classification5%
B60YIndexing scheme relating to aspects cross-cutting vehicle technology2%
PatentTitleYear
9,242,545'Negative-torque downshift execution for fixed-gear transmissions'20169,067,599'Transmission oil pressure control during engine autostart'20158,606,447'Method and apparatus to operate a powertrain system including an electric machine having a disconnected high-voltage battery'20138,466,586'High-voltage terminal assembly with integral high-voltage interlock'20138,314,578'Control of an alternator-starter for a hybrid electric vehicle having a disconnected high-voltage battery'20128,116,932'Auxiliary pump diagnostic systems and methods'20128,042,993'Air-cooled power electronics service algorithm'20118,020,650'Control of a starter-alternator during a high-voltage battery fault condition'20117,720,587'Variable operation of vehicle transmissions using rough road sensing'20106,703,739'Powertrain with motor generator rotor having torque transmission mounting ring'20046,208,036'Powertrain with integrated motor generator'20015,749,439'Hydraulic fluid storage for a powertrain'19985,385,221'Cranking clutch assembly for use in conjunction with an input isolator for a vehicular drivetrain'19955,086,887'Anchor pin for brake band'19925,013,289'Power transmission'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2004Patents assigned to GEN MOTORS CORP (6)· patent assignee history
1991–1992Based in Berkley, MI, US· patent location history
1995–2004Based in Bloomfield Hills, MI, US· patent location history
2010–2016Patents assigned to GM GLOBAL TECH OPERATIONS INC (9)· patent assignee history
2010–2016Based in Birmingham, MI, US· patent location history
2012–2016Patents assigned to VAN MAANEN KEITH D (5)· patent assignee history
2012–2013Patents assigned to GOPALAKRISHNAN SURESH (2)· patent assignee history
2012–2013Patents assigned to LUDWIG BRYAN M (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GM GLOBAL TECH OPERATIONS INC | 9 | 2010–2016 |
| GEN MOTORS CORP | 6 | 1991–2004 |
| VAN MAANEN KEITH Dself | 5 | 2012–2016 |
| GOPALAKRISHNAN SURESH | 2 | 2012–2013 |
| LUDWIG BRYAN M | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Birmingham, MI, US | 9 | 2010–2016 |
| Bloomfield Hills, MI, US | 4 | 1995–2004 |
| Berkley, MI, US | 2 | 1991–1992 |