Helmut Wehrstein
7Patents
6h-index
8Co-inventors
52Inventor score
Filing activity: Oct 8, 1997 → Sep 6, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6676598B2 | Laryngoscope | Human Necessities | 58 | Expired |
| USD541416S1 | Handle for a medical instrument | General | 37 | Expired |
| US6814714B1 | Instrument that can be inserted into the human body | Human Necessities | 31 | Expired |
| USD562450S1 | Medical instrument | General | 23 | Expired |
| USD666291S1 | Handle for medical device | General | 13 | Active |
| USD666714S1 | Handle for medical device | General | 8 | Active |
| US7429257B2 | Instrument that can be inserted into the human body | Human Necessities | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.