John H. Kramer
5Patents
4h-index
9Co-inventors
50Inventor score
Filing activity: Mar 14, 1984 → Jan 27, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4573271A | Machine performance sensor | Performing Operations; Transporting | 15 | Expired |
| US4604024A | Washer pick up and placement tool | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4628563A | Paint can rim and lid scraper | Performing Operations; Transporting | 11 | Expired |
| US5272910A | Vadose zone monitoring system having wick layer enhancement | Physics | 9 | Expired |
| US9188362B2 | Direct fired heaters including premix burner technology | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.