Inventor · disambiguated record
Shoji Ishizaka
Also filed as: ISHIZAKA SHOJI
11 granted patents·1 pending application·279 citations·filing 1985–2011
90Inventor score
Files withNIPPON KOGAKU KK3MITSUI PETROCHEMICAL IND2UMAKOSHI KEISUKE2UNIV NAGASAKI2MITSUI CHEMICALS INC1
Top patents by PatentIndex Score
12 records- 0193US4701606AProjection optical apparatusNIPPON KOGAKU KK·Filed 1985·Granted Oct 20, 1987·83 cites·15 claims
- 0291US4801977AProjection optical apparatusNIKON CORP·Filed 1988·Granted Jan 31, 1989·63 cites·10 claims
- 0390US4748333ASurface displacement sensor with opening angle controlNIPPON KOGAKU KK·Filed 1987·Granted May 31, 1988·55 cites·6 claims
- 0484US4687322AProjection optical apparatusNIPPON KOGAKU KK·Filed 1986·Granted Aug 18, 1987·39 cites·22 claims
- 0566US5764668ASemiconductor laser deviceMITSUI PETROCHEMICAL IND·Filed 1994·Granted Jun 9, 1998·23 cites·15 claims
- 0665US7973167B2Metal complex, light-emitting device and displayUNIV NAGASAKI·Filed 2008·Granted Jul 5, 2011·2 cites·5 claims
- 0761US7893611B2Metal complex, light-emitting device and displayUNIV NAGASAKI·Filed 2007·Granted Feb 22, 2011·2 cites·10 claims
- 0844US5467364ASemiconductor laser element and laser device using the same elementMITSUI PETROCHEMICAL IND·Filed 1994·Granted Nov 14, 1995·9 cites·11 claims
- 0943US8124784B2Palladium metal complexUMAKOSHI KEISUKE·Filed 2009·Granted Feb 28, 2012·0 cites·7 claims
- 1038US2009198069A1Metal complex, light-emitting device and displayUNIV NAGASAKI NAT UNIV CORP·Filed 2006·Application pending·0 cites
- 1132US8765952B2Metal complex, light emitting element, and display deviceUMAKOSHI KEISUKE·Filed 2011·Granted Jul 1, 2014·0 cites·18 claims
- 1232USRE36431ESemiconductor laser element and laser device using the same elementMITSUI CHEMICALS INC·Filed 1997·Granted Dec 7, 1999·3 cites·12 claims
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