Hans Penza
6Patents
3h-index
13Co-inventors
46Inventor score
Filing activity: Feb 21, 1985 → Apr 22, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4718629A | Vacuum holding device | Physics | 18 | Expired |
| US5355156A | Device for automatically clamping and releasing recording material and operation of said device | Electricity | 9 | Expired |
| US4636064A | Device for the automatic loading of film material on a suction plate | Physics | 5 | Expired |
| US5369425A | Device for automatically clamping and releasing recording material and operation of said device | Electricity | 3 | Expired |
| US5500656A | Device for clamping and releasing film material and operation of said device | Performing Operations; Transporting | 3 | Expired |
| US4733046A | Pressure-tight vacuum chamber of an electron beam engraving machine for electron beam engraving of printing cylinders for printing technology | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.