Helmut Wiedmann
13Patents
6h-index
7Co-inventors
59Inventor score
Filing activity: Oct 16, 1978 → Oct 31, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD584643S1 | Beverage container | General | 22 | Expired |
| US5098060A | Pinchcock | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5176298A | Tap head for keg fittings | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5657911A | Tap head for keg fittings | Performing Operations; Transporting | 12 | Expired |
| US7631939B2 | Vehicle seat, in particular a motor vehicle seat | Performing Operations; Transporting | 11 | Active |
| US4828147A | Device for tapping beer from containers, in particular, cans | Performing Operations; Transporting | 9 | Expired |
| USD255798S | Tapping device | General | 5 | Expired |
| USD311196S | Nose pad for eyeglasses | General | 5 | Expired |
| US4685781A | Spectacles with fastening device | Physics | 4 | Expired |
| USD310087S | End piece for eyeglass temples | General | 3 | Expired |
| USD314781S | End piece for eyeglass temples | General | 3 | Expired |
| USD310228S | End piece for eyeglass temples | General | 2 | Expired |
| USD308878S | Bridge for eyeglasses | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.