Shun Hayakawa
8Patents
3h-index
13Co-inventors
54Inventor score
Filing activity: Jul 16, 1980 → Jun 30, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6178824A | Chain wear indicator | Physics | 16 | Expired |
| US4346046A | Process for producing aminoaryl-.beta.-sulfatoethylsulfone | Chemistry; Metallurgy | 3 | Expired |
| US11299566B2 | Hindered amine stabilized UV active organopalladium catalyzed polycycloolefin compositions as optical materials | Chemistry; Metallurgy | 3 | Active |
| US4482501A | Process for producing aminoaryl-.beta.-sulfatoethylsulfone | Chemistry; Metallurgy | 2 | Expired |
| US11667731B2 | Stabilized UV active organopalladium compounds as vinyl addition catalysts | Chemistry; Metallurgy | 1 | Active |
| US11897991B2 | UV active derivatives of Pd(AcAc)2 catalyzed polycycloolefin compositions as optical materials | Chemistry; Metallurgy | 1 | Active |
| US11746166B2 | UV active derivatives of pd(AcAc)2L catalyzed polycycloolefin compositions as optical materials | Electricity | 1 | Active |
| US11021626B2 | Conductive paste | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.