Yoshimaru Kumano
7Patents
5h-index
17Co-inventors
60Inventor score
Filing activity: Oct 20, 1975 → Dec 22, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5089269A | Cosmetic containing fine soft microcapsules | Human Necessities | 72 | Expired |
| US5015469A | Water-in-oil emulsion type cosmetics | Human Necessities | 61 | Expired |
| US4035513A | Water-in-oil emulsifier compositions | Human Necessities | 24 | Expired |
| US5162377A | Transparent composition | Human Necessities | 11 | Expired |
| US5478560A | External dermatological composition | Human Necessities | 7 | Expired |
| US5753242A | External skin treatment composition | Human Necessities | 5 | Expired |
| US6231873A | Cosmetic containing fine soft microcapsules | Human Necessities | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.