Inventor
Richard J. Gahan
Inventor
Holland, MI, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B60Rprimary
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for31%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles17%
G01CMeasuring distances, levels or bearings17%
G01RMeasuring electric variables17%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%
G09FDisplaying7%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general3%
PatentTitleYear
6,427,349'Compensation system for electronic compass'20026,173,501'Compensation system for electronic compass'20015,802,727'Compensation system for electronic compass'19985,644,851'Compensation system for electronic compass'19975,632,092'Compensation system for electronic compass'19975,406,414'Electrochromic rearview mirror for vehicles with constant light transmitting area'19955,253,109'Electro-optic device with constant light transmitting area'19935,193,029'Single sensor adaptive drive circuit for rearview mirror system'19935,066,112'Perimeter coated, electro-optic mirror'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2002Patents assigned to DONNELLY CORP (8)· patent assignee history
1991–2002Based in Holland, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DONNELLY CORP | 8 | 1991–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Holland, MI, US | 9 | 1991–2002 |