Inventor · disambiguated record
Hidetaka Oka
Also filed as: OKA HIDETAKA
20 granted patents·1,036 citations·filing 1997–2014
96Inventor score
Top patents by PatentIndex Score
20 records- 0199US7759043B2Oxime ester photoinitiatorsCIBA SC HOLDING AG·Filed 2005·Granted Jul 20, 2010·263 cites·19 claims
- 0299US7189489B2Oxime ester photoiniators having a combined structureCIBA SC HOLDING AG·Filed 2002·Granted Mar 13, 2007·296 cites·17 claims
- 0397US6596445B1O-acyloxime photoinitiatorsCIBA SC HOLDING AG·Filed 1999·Granted Jul 22, 2003·128 cites·18 claims
- 0496US7381842B2Oxime ester photoinitiatorsCIBA SC HOLDING AG·Filed 2005·Granted Jun 3, 2008·30 cites·5 claims
- 0596US6949678B2Oxime ester photoinitiatorsCIBA SC HOLDING AG·Filed 2000·Granted Sep 27, 2005·80 cites·3 claims
- 0693US7247659B2Photosensitive resin compositionCIBA SC HOLDING AG·Filed 2002·Granted Jul 24, 2007·39 cites·16 claims
- 0792US7989644B2Electroluminescent deviceBASF SE·Filed 2006·Granted Aug 2, 2011·25 cites·15 claims
- 0891US7425585B2Photosensitive resin compositionCIBA SC HOLDING AG·Filed 2007·Granted Sep 16, 2008·10 cites·14 claims
- 0988US8946984B2Electroluminescent deviceBASF SE·Filed 2014·Granted Feb 3, 2015·4 cites·5 claims
- 1087US7556843B2Photosensitive resin compositionCIBA SC HOLDING AG·Filed 2007·Granted Jul 7, 2009·7 cites·15 claims
- 1184US7648738B2Oxime ester photoinitiators with heteroaromatic groupsCIBA SC HOLDING AG·Filed 2003·Granted Jan 19, 2010·15 cites·19 claims
- 1284US6022906Aα-aminoacetophenone photoinitiatorsCIBA SC HOLDING AG·Filed 1997·Granted Feb 8, 2000·46 cites·27 claims
- 1378US6057380APhotogeneration of amines from α-aminoacetophenonesCIBA SC HOLDING AG·Filed 1997·Granted May 2, 2000·47 cites·7 claims
- 1476US8008507B2Fluorescent diketopyrrolopyrrolesBASF SE Ludwigshafen·Filed 2005·Granted Aug 30, 2011·5 cites·4 claims
- 1573US9113536B2Electroluminescent deviceOKA HIDETAKA·Filed 2006·Granted Aug 18, 2015·12 cites·10 claims
- 1673US8735610B2Electroluminescent deviceTANABE JUNICHI·Filed 2011·Granted May 27, 2014·2 cites·8 claims
- 1762US7829257B2Photosensitive resin compositionCIBA SC HOLDING AG·Filed 2000·Granted Nov 9, 2010·5 cites·11 claims
- 1859US6485885B1Photopolymerizable thermosetting resin compositionsCIBA SC HOLDING AG·Filed 1999·Granted Nov 26, 2002·19 cites·12 claims
- 1952US7198884B2Heat stable photocurable resin composition for dry film resistCIBA SC HOLDING AG·Filed 2003·Granted Apr 3, 2007·3 cites·9 claims
- 2041US8034531B2Photosensitive resin composition comprising a halogen-free colorantBASF SE·Filed 2003·Granted Oct 11, 2011·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →