Inventor
John R. Qualich
Inventor
Buffalo Grove, IL, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Kprimary
H03KPulse technique30%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for15%
H02HEmergency protective circuit arrangements15%
H02JElectric power networks10%
B60LPropulsion of electrically-propelled vehicles5%
F02DControlling combustion engines5%
G01RMeasuring electric variables5%
G05BControl or regulating systems in general5%
H10DInorganic electric semiconductor devices5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
7,999,408'Power and communication architecture for a vehicle'20117,354,166'Automatic viewing of vehicle blind spot'20087,183,896'Wake-up circuit'20075,959,464'Loss-less load current sensing driver and method therefor'19995,949,121'Temperature-indicating field effect transistor'19995,793,127'Inductive load driver circuit with shared flyback protection'19985,481,175'System and method for charging auxiliary batteries'19965,119,265'Semiconductor device protection circuit'19924,926,283'Temperature protected transistor circuit and method of temperature protecting a transistor'19904,896,245'FET overtemperature protection circuit'19904,774,624'Boost voltage power supply for vehicle control system'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1999Patents assigned to MOTOROLA INC (8)· patent assignee history
1988–2011Based in Buffalo Grove, IL, US· patent location history
1990–1992Based in Wheeling, IL, US· patent location history
2007–2008Patents assigned to TEMIC AUTOMOTIVE NA INC (2)· patent assignee history
2011Patents assigned to CONTINENTAL AUTOMOTIVE SYSTEMS (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOTOROLA INC | 8 | 1988–1999 |
| TEMIC AUTOMOTIVE NA INC | 2 | 2007–2008 |
| CONTINENTAL AUTOMOTIVE SYSTEMS | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Buffalo Grove, Illinois, US | 8 | 1988–2011 |
| Wheeling, Illinois, US | 3 | 1990–1992 |