John R. Hamann
7Patents
6h-index
12Co-inventors
60Inventor score
Filing activity: Apr 10, 1978 → Aug 24, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6807463B1 | Processor-controlled mixture with weight sensors | Electricity | 103 | Expired |
| USD670278S1 | Cell phone enclosure | General | 54 | Active |
| USD528451S1 | Bicycle computer enclosure | General | 31 | Expired |
| US7110829B2 | Food preparation system | Electricity | 16 | Expired |
| US4174529A | Protective circuit for zinc oxide varistors | Electricity | 11 | Expired |
| US4259704A | Protective circuit for zinc oxide varistors | Electricity | 9 | Expired |
| US10232736B2 | Drivetrain control for a motor-assisted vehicle | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.