Inventor
Raymond R. Hill
Inventor
Stagecoach, NV, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis18%
G10KSound-producing devices18%
A47JKitchen equipment9%
A61MDevices for introducing media into, or onto, the body9%
B05CApparatus for applying fluent materials to surfaces, in general9%
B25JManipulators9%
F16DCouplings for transmitting rotation9%
F16HGearing9%
H02KDynamo-electric machines9%
PatentTitleYear
5,244,459'Suction irrigator endoscope'19935,064,098'Dual component dispenser gun'1991D0311839'Tea kettle'19904,813,368'Musical tea kettle'19894,398,110'Harmonic electric actuator'19834,387,784'Stethoscope with improved resonant cavity amplification'19834,270,627'Stethoscope with probe sound pick-up and resonant cavity amplification'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1993Patents assigned to HILL RAYMOND R (3)· patent assignee history
1981–1983Based in Angwin, CA, US· patent location history
1983Patents assigned to WESTINGHOUSE ELECTRIC CORP (1)· patent assignee history
1983Based in Danville, VA, US· patent location history
1989–1991Patents assigned to PHYSICAL SYSTEMS (3)· patent assignee history
1989–1991Based in Stagecoach, NV, US· patent location history
1993Based in Stage Coach, NV, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HILL RAYMOND Rself | 3 | 1981–1993 |
| PHYSICAL SYSTEMS | 3 | 1989–1991 |
| WESTINGHOUSE ELECTRIC CORP | 1 | 1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Stagecoach, NV, US | 3 | 1989–1991 |
| Angwin, California, US | 2 | 1981–1983 |
| Stage Coach, NV, US | 1 | 1993 |
| Danville, Virginia, US | 1 | 1983 |