Ryota Miyoshi
9Patents
8h-index
6Co-inventors
58Inventor score
Filing activity: Sep 30, 1982 → Nov 30, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4606914A | Cosmetic composition | Human Necessities | 33 | Expired |
| US4622074A | Pigments and extender pigments which are surface-treated with hydrogenated lecithin, and cosmetics containing the same | Chemistry; Metallurgy | 33 | Expired |
| US5290544A | Cosmetic products containing a soluble glass | Chemistry; Metallurgy | 31 | Expired |
| US5766611A | Cosmetic products containing a soluble glass | Human Necessities | 24 | Expired |
| US5368639A | Organosilicon-treated pigment, process for production thereof, and cosmetic made therewith | Chemistry; Metallurgy | 16 | Expired |
| US5458681A | Organosilicon-treated pigment, process for production thereof, and cosmetic made therewith | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4863800A | Surface-treated pigment material | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4919922A | Polyolefin-treated pigment and cosmetics containing the same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5091013A | Moisture holding pigment and a cosmetic containing such a pigment | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.