Yasuhiro Doi
50Patents
7h-index
68Co-inventors
75Inventor score
Filing activity: Jun 8, 1992 → Aug 10, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6650471B2 | Resin composition for production of optical element, the optical element, and projection screen | Physics | 233 | Expired |
| US7981850B2 | Detergent composition | Chemistry; Metallurgy | 26 | Active |
| US6809889B2 | Radiation curable resin composition for fresnel lens and fresnel lens sheet | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5919559A | Recording sheet | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6923954B2 | Conditioner | Chemistry; Metallurgy | 16 | Expired |
| US5879589A | Process for antistatic treatment of resin and antistatic resin composition | Chemistry; Metallurgy | 12 | Expired |
| US9017652B1 | Combination of crosslinked cationic and ampholytic polymers for personal and household applications | Human Necessities | 8 | Active |
| US5411731A | Bath additive composition comprising aluminum salt and carbonate or bicarbonate which yields a bath water of pH 8 to 9 | Human Necessities | 7 | Expired |
| US5858936A | Detergent composition | Human Necessities | 6 | Expired |
| US7326410B2 | Hair conditioner compositions | Chemistry; Metallurgy | 5 | Expired |
| US6737050B2 | Hair cosmetic compositions | Human Necessities | 5 | Expired |
| US7074847B2 | Resin composition and optical element | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8632761B2 | Hair cosmetic | Chemistry; Metallurgy | 4 | Active |
| US7951762B2 | Skin or hair washing composition | Human Necessities | 4 | Active |
| US8048842B2 | Thickening/foam-promoting agent | Chemistry; Metallurgy | 4 | Active |
| US7803852B2 | Water-based inks for ink-jet printing | Chemistry; Metallurgy | 3 | Expired |
| US6801372B2 | Resin composition for lens sheet, lens sheet, and projection screen | Physics | 3 | Expired |
| US6447900B1 | Pressure-sensitive adhesive | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7666920B2 | Radiation curable resin composition for lens sheet and lens sheet | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7947638B2 | Composition for cleaning semiconductor device | Chemistry; Metallurgy | 2 | Active |
| US9877907B2 | Internal olefin sulfonate composition | Human Necessities | 1 | Active |
| US9861567B2 | Internal olefin sulfonate composition | Chemistry; Metallurgy | 1 | Active |
| US7532395B2 | Lens sheet for screen | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5310758A | Bathing preparation | Human Necessities | 1 | Expired |
| US7410902B2 | Composition for cleaning semiconductor device | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.