Inventor · disambiguated record
Hajime Osaka
Also filed as: OSAKA HAJIME
3 granted patents·81 citations·filing 1984–1996
73Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES3
Top patents by PatentIndex Score
3 records- 0181US5821003AOrganic electroluminescent deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Oct 13, 1998·59 cites·15 claims
- 0268US5792567ATriazole derivatives and organic electroluminescent devices produced therefromSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Aug 11, 1998·13 cites·7 claims
- 0351US4584053AProcess for preparing ZnSe single crystalSUMITOMO ELECTRIC INDUSTRIES·Filed 1984·Granted Apr 22, 1986·9 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →