Shoichi Ozawa
8Patents
4h-index
15Co-inventors
54Inventor score
Filing activity: Apr 25, 1988 → Dec 27, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5960135A | Optical integrated circuit for bidirectional communications and method for producing the same | Physics | 96 | Expired |
| US6320695A | Optical amplifying apparatus | Electricity | 21 | Expired |
| US4904336A | Method of manufacturing a single crystal of compound semiconductor and apparatus for the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6332053A | Optical fiber | Physics | 7 | Expired |
| US6384964B1 | Optical gain equalizer, and method for producing the optical gain equalizer, and applications of the optical gain equalizer | Electricity | 2 | Expired |
| US5379717A | Method of growing single crystal of compound semiconductors | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10690824B2 | Optical laminate | Chemistry; Metallurgy | 1 | Active |
| US11002896B2 | Retardation film | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.