William Appel
1Patents
1h-index
5Co-inventors
25Inventor score
Filing activity: Apr 29, 2002 → Apr 29, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6691702B2 | Portable oxygen concentration system and method of using the same | Performing Operations; Transporting | 217 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.