Inventor · disambiguated record
Sumiko Kitagawa
Also filed as: KITAGAWA SUMIKO
15 granted patents·2 pending applications·225 citations·filing 1991–2020
92Inventor score
Top patents by PatentIndex Score
17 records- 0193US7097917B1Compounds for use in organic EL devices and organic EL devicesTDK CORP·Filed 2002·Granted Aug 29, 2006·35 cites·31 claims
- 0285US6071672APhoto-stabilized cyanine dyes and optical recording mediaTDK CORP·Filed 1998·Granted Jun 6, 2000·45 cites·12 claims
- 0382US6168843B1Optical recording mediumTDK CORP·Filed 1997·Granted Jan 2, 2001·38 cites·15 claims
- 0481US5776656AOptical recording mediumTDK CORP·Filed 1996·Granted Jul 7, 1998·41 cites·10 claims
- 0571US5574715AOptical recording mediumTDK CORP·Filed 1994·Granted Nov 12, 1996·19 cites·14 claims
- 0670US5154958AOptical recording mediumTDK CORP·Filed 1991·Granted Oct 13, 1992·10 cites·3 claims
- 0765US5858613AOptical recording mediumTDK CORP·Filed 1997·Granted Jan 12, 1999·18 cites·8 claims
- 0861US10799863B2Chemical sensorTDK CORP·Filed 2017·Granted Oct 13, 2020·0 cites·18 claims
- 0960US10799864B2Chemical sensorTDK CORP·Filed 2017·Granted Oct 13, 2020·0 cites·15 claims
- 1060US5679430AOptical recording mediumTDK CORP·Filed 1996·Granted Oct 21, 1997·14 cites·16 claims
- 1150US10801993B2Chemical sensorTDK CORP·Filed 2017·Granted Oct 13, 2020·0 cites·19 claims
- 1248US2022047794A1Blood purification device and purification method of bloodTDK CORP·Filed 2020·Application pending·0 cites
- 1343US10948395B2Biosensor and biochipTDK CORP·Filed 2017·Granted Mar 16, 2021·0 cites·16 claims
- 1440US9028976B2Organic EL deviceEBISAWA AKIRA·Filed 2011·Granted May 12, 2015·0 cites·6 claims
- 1537US2017160187A1Laser Scanner Particle Counter and ImagerTDK CORP·Filed 2015·Application pending·0 cites
- 1634US6017604AOptical recording mediumTDK CORP·Filed 1996·Granted Jan 25, 2000·3 cites·39 claims
- 1732US5569504AOptical recording mediumTDK CORP·Filed 1995·Granted Oct 29, 1996·2 cites·53 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →