Inventor · disambiguated record

Hirai Akihiro

Also filed as: AKIHIRO HIRAI

2 granted patents·37 citations·filing 1981–1983

64Inventor score

Technology areasC03C Y10S

Files withTOSHIBA CERAMICS CO2

Top patents by PatentIndex Score

2 records

0168US4419118AQuartz glass and a process for making sameTOSHIBA CERAMICS CO·Filed 1981·Granted Dec 6, 1983·25 cites·19 claims
0249US4500642AInfrared absorbing quartz glass with iron and aluminumTOSHIBA CERAMICS CO·Filed 1983·Granted Feb 19, 1985·12 cites·14 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →