Hubert Kramer
2Patents
2h-index
13Co-inventors
37Inventor score
Filing activity: May 27, 1994 → May 19, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6811136B2 | Piezoelectric valve | Mechanical Engineering; Lighting; Heating | 57 | Expired |
| US5407395A | Steplessly variable belt drive for bicycle | Mechanical Engineering; Lighting; Heating | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.