Inventor
Stanley S. Kershaw, Jr.
Inventor
Portville, NY, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Cprimary
H01CResistors36%
H01TSpark gaps27%
H01FMagnets9%
H01HElectric switches9%
H02HEmergency protective circuit arrangements9%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%
PatentTitleYear
5,608,596'Surge arrester with spring clip assembly'19975,220,480'Low voltage, high energy surge arrester for secondary applications'19935,113,306'Non-fragmenting arrester with staged pressure relief mechanism'19924,975,797'Arrester with external isolator'19904,930,039'Fail-safe surge arrester'19904,001,651'Station lightning arrester with dual rupture diaphragms for gas pressure release'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977Patents assigned to MC GRAW EDISON CO (1)· patent assignee history
1977Based in Greendale, WI, US· patent location history
1990Patents assigned to COOPER IND INC (2)· patent assignee history
1990–1993Based in Portville, NY, US· patent location history
1992–1997Patents assigned to COOPER POWER SYST (3)· patent assignee history
1997Based in Waukesha, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| COOPER POWER SYST | 3 | 1992–1997 |
| COOPER IND INC | 2 | 1990 |
| MC GRAW EDISON CO | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Portville, New York, US | 4 | 1990–1993 |
| Waukesha, WI, US | 1 | 1997 |
| Greendale, WI, US | 1 | 1977 |