David C. Gan
5Patents
4h-index
6Co-inventors
46Inventor score
Filing activity: Nov 5, 1998 → Sep 30, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6149925A | Topical compositions for enhancing glutathione production | Human Necessities | 18 | Expired |
| US8232317B2 | Method for increasing hair growth | Human Necessities | 6 | Active |
| US7790768B2 | Method for increasing hair growth | Human Necessities | 5 | Active |
| US6413525B1 | Methods of exfoliation using N-acetyl glucosamine | Human Necessities | 4 | Expired |
| US7449203B2 | Cosmetic compositions and methods comprising Rhodiola rosea | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.