Inventor
Donald E. Schenk
Inventor
Vandalia, OH, US
Overview
Patents· 41 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B60Tprimary
B60TVehicle brake control systems or parts thereof52%
F16DCouplings for transmitting rotation21%
Y10TTechnical subjects covered by former us classification6%
B60GVehicle suspension arrangements3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
B60LPropulsion of electrically-propelled vehicles2%
F15BSystems acting by means of fluids in general2%
F16HGearing2%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact2%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure2%
PatentTitleYear
11,031,492Semiconductor structure comprising III-N material20216,626,269'Zero drag disc brake with anti-knock-back device'20036,481,543'Zero drag disc brake with anti-knock-back device'20026,390,565'Brake by wire system with separate controllers and both position and force input sensors'20026,361,128'Method for controlling a valve in a hydraulic braking system'20026,305,758'Electro-hydraulic actuator for motor vehicle brake'20016,186,026'Brake pedal for motor vehicle'20016,106,078'Pressure augmentation for brake apply system'20006,082,831'Electro-hydraulic brake apply system displacement augmentation'20006,014,862'Emulator damping mechanism'20006,006,649'Dual reaction ratio power booster'19995,967,199'Pressurized brake bleed system'19995,927,825'Electro-hydraulic brake apply system with emulator latch'19995,897,130'Chassis control system for controlling a vehicle chassis system based on wheel speed data'19995,823,636'Vehicle braking system'19985,720,170'Master cylinder and emulator with apply assist'19985,716,111'Rotary actuated braking system'19985,709,087'Power brake apply system'19985,667,285'Central hydraulics brake system'19975,310,026'Electric drum brake'19945,282,499'Remote reservoir filler'19945,246,283'Electro-hydraulic brake apply system'19935,234,261'Multiplexing antilock brake apply channels'19935,219,048'Electric disc brake'19935,163,744'Combined traction control and anti-lock braking system'19925,139,118'Apparatus and method of phase change disc brake'19925,090,518'Brake control system'19925,036,960'Apparatus and method of automotive brake with booster piston'19915,031,404'Pressurized air booster'19915,024,300'Disc brake rotor and wheel assembly'19915,024,298'Apparatus and method of automotive brake with booster piston'19915,024,299'Electric drum brake'19915,005,919'ABS solenoid/isolation valve integration into single-ended solenoid body, using master cylinder actuation'19915,000,297'Electric drum brake'19914,938,545'ABS solenoid/isolation valve integration into single-ended solenoid body, using pump pressure actuation'19904,938,543'Anti-lock braking/traction control braking system'19904,938,541'Remote power assist hydraulic antilock braking system'19904,932,728'Vehicle brake control system'19904,930,608'Torque converter and clutch control with piezoelectric devices'19904,905,571'Air booster with pressure-balanced valve'19903,999,810'Hydraulic brake pressure modulator'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2000Patents assigned to GEN MOTORS CORP (34)· patent assignee history
1976Based in Dayton, OH, US· patent location history
1990–2003Based in Vandalia, OH, US· patent location history
1993Patents assigned to DELCO ELECTRONICS CORP (1)· patent assignee history
2001–2003Patents assigned to DELPHI TECH INC (6)· patent assignee history
2001Based in Vandalla, OH, US· patent location history
2021Patents assigned to EXAGAN (1)· patent assignee history
2021Based in Fontaine, FR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN MOTORS CORP | 34 | 1976–2000 |
| DELPHI TECH INC | 6 | 2001–2003 |
| DELCO ELECTRONICS CORP | 1 | 1993 |
| EXAGAN | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Vandalia, OH, US | 38 | 1990–2003 |
| Fontaine, FR | 1 | 2021 |
| Vandalla, OH, US | 1 | 2001 |
| Dayton, OH, US | 1 | 1976 |