Katsuhiro Watanabe
19Patents
7h-index
46Co-inventors
66Inventor score
Filing activity: Oct 18, 1982 → Dec 17, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6878368B2 | Composition for blending to hair treating agents and a hair treating agent | Human Necessities | 55 | Expired |
| US5988782A | Ink-jet printing apparatus | Performing Operations; Transporting | 16 | Expired |
| USD307440S | Printer | General | 11 | Expired |
| US5175563A | Image recording apparatus and ink sheet cassette usable in the image recording apparatus | Performing Operations; Transporting | 10 | Expired |
| USD450891S | Small pet animal house | General | 10 | Expired |
| US6939537B2 | Composition for blending to hair treating agents and a hair treating agent | Human Necessities | 9 | Expired |
| US5713501A | Automobile having spare tire carrier with lock mechanism including rear door bottom panel support | Performing Operations; Transporting | 8 | Expired |
| US6488348B1 | Ink-jet printing apparatus | Performing Operations; Transporting | 7 | Expired |
| US7150868B2 | Composition for blending to hair treating agent and hair treating agent | Human Necessities | 4 | Expired |
| US4474193A | Method and apparatus for diagnosis of hair for permanent waving | Human Necessities | 3 | Expired |
| US7452022B2 | Front portion structure for vehicle | Performing Operations; Transporting | 2 | Active |
| US4510951A | Method and apparatus for diagnosis of hair for permanent waving | Human Necessities | 2 | Expired |
| US7052682B2 | Composition for blending to hair treating agents and a hair treating agent | Human Necessities | 1 | Expired |
| US7718817B2 | Vegetable sterol ester-containing composition and additive that increases the feeling effects from a hair cosmetic | Human Necessities | 1 | Active |
| US10965222B2 | Power supply | Emerging Cross-Sectional Technologies | 0 | Active |
| US6835375B2 | Composition for blending to hair treating agent and a hair treating agent | Human Necessities | 0 | Expired |
| US11552441B2 | Display device and display method | Electricity | 0 | Active |
| US8611179B2 | Acoustic wave measuring system and method of generating image data thereof | Physics | 0 | Active |
| US7864908B2 | Apparatus and methods for clock signal recovery and for jitter measurement relative to the recovered clock signal | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.