Inventor · disambiguated record
Hisashi Tsukahara
Also filed as: TSUKAHARA HISASHI
11 granted patents·1 pending application·127 citations·filing 1997–2007
90Inventor score
Files withMITSUI CHEMICALS INC8MITSUI CHEMICALS1TAKAHASHI HISATO1TAMADA SAKUYA1YAMAMOTO CHEMICALS INC1
Top patents by PatentIndex Score
12 records- 0183US5948593AOptical recording mediumMITSUI CHEMICALS INC·Filed 1997·Granted Sep 7, 1999·36 cites·8 claims
- 0274US6969764B2Optical recording medium and novel azaporphyrin compoundsYAMAMOTO CHEMICALS INC·Filed 2000·Granted Nov 29, 2005·20 cites·12 claims
- 0374US6106999APhotosensitizer, visible light curable resin composition using the same, and use of the compositionMITSUI CHEMICALS·Filed 1998·Granted Aug 22, 2000·37 cites·35 claims
- 0468US7405030B2Imide compound and optical recording media made by using the sameMITSUI CHEMICALS INC·Filed 2007·Granted Jul 29, 2008·1 cites·3 claims
- 0566US6627288B1Optical recording medium and porphycene compoundMITSUI CHEMICALS INC·Filed 2001·Granted Sep 30, 2003·13 cites·33 claims
- 0660US7094516B2Benzobisazole compound and optical recording medium containing the compoundMITSUI CHEMICALS INC·Filed 2001·Granted Aug 22, 2006·4 cites·5 claims
- 0756US8232355B2Liquid resin composition for electronic components and electronic component deviceTAKAHASHI HISATO·Filed 2006·Granted Jul 31, 2012·3 cites·24 claims
- 0856US6479123B2Dipyrromethene-metal chelate compound and optical recording medium using thereofMITSUI CHEMICALS INC·Filed 2001·Granted Nov 12, 2002·3 cites·33 claims
- 0946US6162520AOptical recording medium and dipyrromethene metal chelate compound for use thereinMITSUI CHEMICALS INC·Filed 1998·Granted Dec 19, 2000·6 cites·29 claims
- 1041US6355327B1Optical recording medium and dipyrromethene metal chelate compound for use thereinMITSUI CHEMICALS INC·Filed 2000·Granted Mar 12, 2002·0 cites·7 claims
- 1135US6060606ADipyrromethene metal chelate compoundsMITSUI CHEMICALS INC·Filed 1999·Granted May 9, 2000·4 cites·2 claims
- 1234US2006088786A1Rewritable optical information recording medium, recording and reproducing methods, as well as recording and reproducing apparatusTAMADA SAKUYA·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →