Kenzo Ito
17Patents
10h-index
39Co-inventors
68Inventor score
Filing activity: Aug 29, 1983 → Jan 11, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5985177A | O/W/O type multiple emulsion and method of preparing the same | Human Necessities | 38 | Expired |
| US5853711A | Water-in-oil emulsion cosmetic composition | Human Necessities | 26 | Expired |
| US5709849A | Suppressing stickiness to skin of cosmetic composition | Human Necessities | 22 | Expired |
| US4542585A | Hair clipper | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6008246A | External preparation for skin containing a low-molecular-weight betaine | Human Necessities | 18 | Expired |
| US6074652A | Oil-in-water emulsified composition and oil-in-water emulsifying agent | Human Necessities | 18 | Expired |
| US5827920A | Emulsion composition | Chemistry; Metallurgy | 13 | Expired |
| US5776438A | External preparation | Human Necessities | 10 | Expired |
| US5658578A | Cosmetic composition | Human Necessities | 10 | Expired |
| US6350459B1 | Solubilized cosmetic composition with a pharmaceutical or cosmetic agent, a methacrylate copolymer and a cyclodextrin | Human Necessities | 10 | Expired |
| US5849272A | Ultraviolet absorbing composition | Human Necessities | 9 | Expired |
| US5620681A | Self-tanning cosmetic composition | Human Necessities | 6 | Expired |
| US5919398A | Oil-water mixed composition | Human Necessities | 5 | Expired |
| US5753242A | External skin treatment composition | Human Necessities | 5 | Expired |
| US5871759A | Cholesterol ester clathrate, water-holding composition, hydrous compositions, cosmetics containing the same, and processes for the preparation thereof | Human Necessities | 4 | Expired |
| US5447920A | Cosmetic composition containing inclusion product with hydroxyalkylated cyclodextrin | Human Necessities | 4 | Expired |
| US6309653A | Cholesterol ester clathrate, water-holding composition, hydrous compositions, cosmetics containing the same, and process for the preparation thereof | Human Necessities | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.