Bruce Hatton
5Patents
2h-index
7Co-inventors
33Inventor score
Filing activity: Apr 20, 1994 → Mar 8, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5542438A | Smokeless ashtray system | Human Necessities | 8 | Expired |
| USD373217S | Ashtray | General | 7 | Expired |
| US5944024A | Vacuum filtration system especially adapted for removing smoke in the vicinity of ashtrays | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| USD388531S | Hood for collecting smoke from ashtrays | General | 1 | Expired |
| USD403805S | Combined coaster and hood for removing smoke from ashtrays | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.