Yosinori Hirai
2Patents
2h-index
14Co-inventors
37Inventor score
Filing activity: Aug 29, 1988 → Jun 26, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4952030A | Liquid crystal display device with a 50.degree.-80.degree. twist angle | Physics | 31 | Expired |
| US5861713A | Low voltage electron beam display apparatus having brightness increased by reducing an oxide inevitably formed on a surface of an oxisulfide phosphor on manufacture | Chemistry; Metallurgy | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.