Inventor · disambiguated record
Kazuya Ogino
Also filed as: OGINO KAZUYA
13 granted patents·162 citations·filing 1991–1996
92Inventor score
Files withSUMITOMO CHEMICAL CO13
Top patents by PatentIndex Score
13 records- 0188US5183501AInk compositions for ink jet recordingSUMITOMO CHEMICAL CO·Filed 1991·Granted Feb 2, 1993·35 cites·7 claims
- 0272US6235064B1Dye containing polarizing filmSUMITOMO CHEMICAL CO·Filed 1994·Granted May 22, 2001·13 cites·8 claims
- 0367US5536819ATrisazo compounds imparting deep black color a method for dyeing by using them and an ink containing themSUMITOMO CHEMICAL CO·Filed 1994·Granted Jul 16, 1996·9 cites·12 claims
- 0459US5488101ATrisazo compounds, method for dyeing fiber materials, paper or leather using the same and inks containing the sameSUMITOMO CHEMICAL CO·Filed 1992·Granted Jan 30, 1996·20 cites·17 claims
- 0558US5700296AAzo compound and a polarizing film containing the sameSUMITOMO CHEMICAL CO·Filed 1996·Granted Dec 23, 1997·23 cites·26 claims
- 0658US5530105ATetraskisazo compound and ink containing the compoundSUMITOMO CHEMICAL CO·Filed 1994·Granted Jun 25, 1996·17 cites·11 claims
- 0750US5354512ADye-containing polarizing filmSUMITOMO CHEMICAL CO·Filed 1992·Granted Oct 11, 1994·17 cites·16 claims
- 0838US5609796ADye containing polarizing filmSUMITOMO CHEMICAL CO·Filed 1994·Granted Mar 11, 1997·10 cites·11 claims
- 0937US5489671ATrisazo compound imparting black color, method for dyeing by using it and ink containing itSUMITOMO CHEMICAL CO·Filed 1994·Granted Feb 6, 1996·6 cites·15 claims
- 1033US5180817ATrisazo compounds and use thereofSUMITOMO CHEMICAL CO·Filed 1991·Granted Jan 19, 1993·3 cites·10 claims
- 1132US5480977ADisazo dyes having aminobenzoylamino groupSUMITOMO CHEMICAL CO·Filed 1993·Granted Jan 2, 1996·3 cites·5 claims
- 1231US5659020ATetrakisazo compound and a polarizing film containing the sameSUMITOMO CHEMICAL CO·Filed 1995·Granted Aug 19, 1997·3 cites·15 claims
- 1331US5149366ADisazo compound and ink composition containing the sameSUMITOMO CHEMICAL CO·Filed 1991·Granted Sep 22, 1992·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →