Inventor · disambiguated record

Yasuhiko Hagiwara

Also filed as: HAGIWARA YASUHIKO

2 granted patents·57 citations·filing 1975–1986

65Inventor score

Technology areasC09K C21D

Files withSUMITOMO METAL IND1 TOSHIBA KK1

Top patents by PatentIndex Score

2 records

0192US4008103AProcess for the manufacture of strong tough steel platesSUMITOMO METAL IND·Filed 1975·Granted Feb 15, 1977·43 cites·14 claims
0254US4663563AHalophosphate phosphor and fluorescent lamp using the sameTOSHIBA KK·Filed 1986·Granted May 5, 1987·14 cites·5 claims

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