Inventor
Steven L. Swinehart
Inventor
Albuquerque, NM, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Bprimary
G03BApparatus or arrangements for taking photographs or for projecting or viewing them60%
H04NPictorial communication, e.g. television40%
PatentTitleYear
4,699,483'Device for adjusting a video tape camera shutter mechanism'19874,643,548'Shutter mechanism for a video tape camera'19874,551,763'Diagonal sweep shutter mechanism for video tape camera'19854,547,051'Shutter for a video tape camera'19854,545,659'Device for continuously varying the shutter speed of a video tape camera'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1987Patents assigned to NISUS VIDEO INC (4)· patent assignee history
1985–1987Based in Albuquerque, NM, US· patent location history
1987Patents assigned to SWINEHART STEVEN L (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NISUS VIDEO INC | 4 | 1985–1987 |
| SWINEHART STEVEN Lself | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Albuquerque, NM, US | 5 | 1985–1987 |