Richard Helm
2Patents
2h-index
3Co-inventors
41Inventor score
Filing activity: Nov 19, 1975 → Apr 1, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD243808S | Hanging container for potted plants | General | 6 | Expired |
| US7150991B2 | Method to preserve cells | Human Necessities | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.