Inventor · disambiguated record
Yosinori Hirai
Also filed as: HIRAI YOSINORI
2 granted patents·74 citations·filing 1988–1997
66Inventor score
Top patents by PatentIndex Score
2 records- 0177US4952030ALiquid crystal display device with a 50°-80° twist angleASAHI GLASS CO LTD·Filed 1988·Granted Aug 28, 1990·48 cites·8 claims
- 0264US5861713ALow voltage electron beam display apparatus having brightness increased by reducing an oxide inevitably formed on a surface of an oxisulfide phosphor on manufactureNEC CORP·Filed 1997·Granted Jan 19, 1999·26 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →