Inventor
Darrel A. Dolph
Inventor
Big Rapids, MI, US
Overview
Patents· 8 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%
G10LSpeech analysis techniques or speech synthesis31%
B62DMotor vehicles15%
G10KSound-producing devices8%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters8%
H04MTelephonic communication8%
PatentTitleYear
4,882,586'Analog-to-digital converter'19894,825,385'Speech processor method and apparatus'19894,797,924'Vehicle voice recognition method and apparatus'19894,771,390'Motor vehicle speech processor method and apparatus'19884,757,542'Speech synthesizer method and apparatus'19884,689,609'Electronic horn with spiral deflecting walls coupled to a truncated cone structure'19874,672,278'Antenna relay method and apparatus'19874,621,327'Electronic power steering method and apparatus'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1989Patents assigned to NARTRON CORP (7)· patent assignee history
1986–1989Based in Hersey, MI, US· patent location history
1987Patents assigned to DOLPH DARREL A (1)· patent assignee history
1987Patents assigned to KO CLYDE M A (1)· patent assignee history
1987–1989Based in Big Rapids, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NARTRON CORP | 7 | 1986–1989 |
| DOLPH DARREL Aself | 1 | 1987 |
| KO CLYDE M A | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Big Rapids, MI, US | 5 | 1987–1989 |
| Hersey, MI, US | 3 | 1986–1989 |