Inventor · disambiguated record
Yoshiaki Kawaida
Also filed as: KAWAIDA YOSHIAKI
12 granted patents·3 pending applications·182 citations·filing 2004–2013
92Inventor score
Top patents by PatentIndex Score
15 records- 0196US7854797B2Porphyrazine coloring matter, ink, ink set, and colored productNIPPON KAYAKU KK·Filed 2008·Granted Dec 21, 2010·27 cites·25 claims
- 0296US7591888B2Porphyrazine coloring matter, ink, ink set and colored articleNIPPON KAYAKU KK·Filed 2007·Granted Sep 22, 2009·37 cites·21 claims
- 0394US7771525B2Water-soluble azo compound or salt thereof, ink composition and colored productNIPPON KAYAKU KK·Filed 2007·Granted Aug 10, 2010·21 cites·14 claims
- 0494US7585361B2Porphyrazine coloring matter, ink, ink set and colored productNIPPON KAYAKU KK·Filed 2007·Granted Sep 8, 2009·32 cites·27 claims
- 0590US8226222B2Ink set, recording method, and colored objectKAJIURA NORIKO·Filed 2009·Granted Jul 24, 2012·21 cites·15 claims
- 0683US8080100B2Trisazo compound, ink composition, recording method and colored bodyYOSHIMOTO TAKASHI·Filed 2009·Granted Dec 20, 2011·6 cites·16 claims
- 0782US7951234B2Water-soluble azo compound or salt thereof, ink composition and colored productNIPPON KAYAKU KK·Filed 2008·Granted May 31, 2011·5 cites·11 claims
- 0881US9435926B2Light guide body, relay apparatus, and speaker apparatusYAMAHA CORP·Filed 2013·Granted Sep 6, 2016·5 cites·6 claims
- 0975US8909055B2Relay device and speaker apparatusKAWAIDA YOSHIAKI·Filed 2012·Granted Dec 9, 2014·5 cites·9 claims
- 1073US9632227B2Light guide bodyKAWAIDA YOSHIAKI·Filed 2012·Granted Apr 25, 2017·3 cites·8 claims
- 1172US7326288B2Trisazo compound, ink composition, and colored objectNIPPON KAYAKU KK·Filed 2004·Granted Feb 5, 2008·10 cites·16 claims
- 1270US7462228B2Water-base black ink composition and colored productNIPPON KAYAKU KK·Filed 2004·Granted Dec 9, 2008·10 cites·15 claims
- 1345US2007227388A1Tetrakisazo Compound, Coloring Matter for Recording, Ink Composition and Colored ArticleOHNO HIROAKI·Filed 2005·Application pending·0 cites
- 1445US2010118067A1Water-soluble azo compound or salt thereof, ink composition and colored productMORITA RYOUTAROU·Filed 2008·Application pending·0 cites
- 1544US2011052885A1Water soluble azo compound or salt thereof, ink composition and colored bodyNIPPON KAYAKU KK·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →