Inventor
Robert J. Turnbull
Inventor
Greenville, MI, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F25Dprimary
F25DRefrigerators13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
C01BNon-metallic elements8%
E05BLocks8%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates8%
F24FAir-conditioning8%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
Y10TTechnical subjects covered by former us classification8%
B65FGathering or removal of domestic or like refuse4%
D21HPulp compositions4%
PatentTitleYear
9,791,159'Storage systems'20178,979,621'Storage systems'20157,125,471'Papermaking process using enzyme-treated sludge, and products'20065,941,619'Electrical connector for a refrigerator and method of installing'19995,816,591'Refuse container'19985,801,519'Self-excited power minimizer/maximizer for switching power converters and switching motor drive applications'19984,366,112'Solid evacuated microspheres of hydrogen'19823,985,841'Method and means for producing solid evacuated microspheres of hydrogen'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1982Patents assigned to US ENERGY (2)· patent assignee history
1976–1998Based in Urbana, IL, US· patent location history
1998–2017Based in Greenville, MI, US· patent location history
2006Patents assigned to BUCKMAN LABOR INC (1)· patent assignee history
2006Based in Cordova, TN, US· patent location history
2015–2017Patents assigned to ELECTROLUX HOME PROD INC (2)· patent assignee history
2015Patents assigned to ARVIA AARON W (1)· patent assignee history
2015Patents assigned to BAKER CHARLES D (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ELECTROLUX HOME PROD INC | 2 | 2015–2017 |
| US ENERGY | 2 | 1976–1982 |
| ARVIA AARON W | 1 | 2015 |
| BAKER CHARLES D | 1 | 2015 |
| BUCKMAN LABOR INC | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Greenville, MI, US | 4 | 1998–2017 |
| Urbana, Illinois, US | 3 | 1976–1998 |
| Cordova, TN, US | 1 | 2006 |