Donald E. Firstenberg
1Patents
1h-index
8Co-inventors
25Inventor score
Filing activity: Jul 30, 1991 → Jul 30, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5297566A | Method and device for increasing the volume of a head of hair | Human Necessities | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.