Inventor · disambiguated record
Yasuo Shirasaki
Also filed as: SHIRASAKI YASUO
26 granted patents·7 pending applications·427 citations·filing 1997–2006
97Inventor score
Top patents by PatentIndex Score
33 records- 0196US7015327B2Anthrapyridone compounds, water-base magenta ink compositions and method of ink-jet recordingNIPPON KAYAKU KK·Filed 2005·Granted Mar 21, 2006·24 cites·1 claims
- 0294US6929361B2Anthrapyridone compounds, water-base magenta ink compositions and method of ink-jet recordingNIPPON KAYAKU KK·Filed 2002·Granted Aug 16, 2005·37 cites·25 claims
- 0393US7503967B2Azo compound, ink composition and colored articleNIPPON KAYAKU KK·Filed 2005·Granted Mar 17, 2009·17 cites·12 claims
- 0492US7503965B2Azo compound, ink composition, and colored objectNIPPON KAYAKU KK·Filed 2005·Granted Mar 17, 2009·12 cites·25 claims
- 0590US7387668B2Azo compound, aqueous dye solutions containing the same, inks and use thereofNIPPON KAYAKU KK·Filed 2004·Granted Jun 17, 2008·24 cites·16 claims
- 0690US6471760B1Anthrapyridone compounds, water-based magenta ink composition, and method of ink-jet recordingNIPPON KAYAKU KK·Filed 1999·Granted Oct 29, 2002·38 cites·15 claims
- 0789US7427319B2Azo compound, ink composition, and colored objectNIPPON KAYAKU KK·Filed 2005·Granted Sep 23, 2008·9 cites·21 claims
- 0888US6152969AAnthrapyridone compounds, water-based ink composition, and articles colored therewithNIPPON KAYAKU KK·Filed 1997·Granted Nov 28, 2000·55 cites·10 claims
- 0987US7740696B2Water-soluble azo compound, ink composition, and colored articleNIPPON KAYAKU KK·Filed 2005·Granted Jun 22, 2010·10 cites·19 claims
- 1087US6648952B1Anthrapyridone compound, aqueous magenta ink compositions and ink-jet recording methodNIPPON KAYAKU KK·Filed 2000·Granted Nov 18, 2003·21 cites·14 claims
- 1186US7056374B2Aqueous ink composition, water-soluble dye composition and ink-jet recording methodNIPPON KAYAKU KK·Filed 2002·Granted Jun 6, 2006·21 cites·12 claims
- 1285US7297196B2Anthrapyridone compound, water-based magenta ink composition and inkjet recording methodNIPPON KAYAKU KK·Filed 2004·Granted Nov 20, 2007·17 cites·23 claims
- 1383US7034149B2Cyan dye mixture, water-based cyan ink composition, and method of ink-jet recordingNIPPON KAYAKU KK·Filed 2001·Granted Apr 25, 2006·26 cites·8 claims
- 1478US7223301B2Anthrapyridone compound, water-based magenta ink composition and inkjet recording methodNIPPON KAYAKU KK·Filed 2004·Granted May 29, 2007·15 cites·20 claims
- 1578US6530985B1Water-based magenta ink composition and method of ink-jet recordingNIPPON KAYAKU KK·Filed 1999·Granted Mar 11, 2003·17 cites·16 claims
- 1675US6645283B1Anthrapyridone compounds, water-based magenta ink composition, and method of ink-jet printingNIPPON KAYAKU KK·Filed 1999·Granted Nov 11, 2003·18 cites·20 claims
- 1774US6902607B2Anthrapyridone compound, water-based magenta ink composition, and method of ink-jet recordingNIPPON KAYAKU KK·Filed 2002·Granted Jun 7, 2005·11 cites·15 claims
- 1872US7326288B2Trisazo compound, ink composition, and colored objectNIPPON KAYAKU KK·Filed 2004·Granted Feb 5, 2008·10 cites·16 claims
- 1971US6143062AWater-soluble disazo compounds, aqueous ink compositions, and colored articlesNIPPON KAYAKU KK·Filed 1998·Granted Nov 7, 2000·12 cites·16 claims
- 2070US7462228B2Water-base black ink composition and colored productNIPPON KAYAKU KK·Filed 2004·Granted Dec 9, 2008·10 cites·15 claims
- 2162US6589325B1Phthalocyanine compounds, water-base ink compositions and colored productsNIPPON KAYAKU KK·Filed 2000·Granted Jul 8, 2003·5 cites·16 claims
- 2258US5868802ADisperse dye composition and method for dyeing hydrophobic fiber materials with the compositionNIPPON KAYAKU KK·Filed 1997·Granted Feb 9, 1999·6 cites·4 claims
- 2346US6653454B1Formazane compounds and method of dyeing using the sameNIPPON KAYAKU KK·Filed 2000·Granted Nov 25, 2003·1 cites·6 claims
- 2445US2007227388A1Tetrakisazo Compound, Coloring Matter for Recording, Ink Composition and Colored ArticleOHNO HIROAKI·Filed 2005·Application pending·0 cites
- 2545US2006145122A1Europium compounds and ink compositions containing the sameIKEDA MASAAKI·Filed 2005·Application pending·0 cites
- 2641US2009130399A1Water-Soluble Azo Compound, Ink Composition and Colored ArticleTAKAHASHI SHINJIRO·Filed 2006·Application pending·0 cites
- 2740US7029503B2Disazo compound, reactive dye composition, and method of dyeing cellulose or cellulose-containing fibersNIPPON KAYAKU KK·Filed 2002·Granted Apr 18, 2006·5 cites·8 claims
- 2840US2006005744A1Dye composition, ink composition, and method of ink-jet recordingKITAYAMA HIROKAZU·Filed 2002·Application pending·0 cites
- 2940US2006169172A1Disazo compound and ink composition containing the sameSHIRASAKI YASUO·Filed 2004·Application pending·0 cites
- 3038US2009118479A1Azo compound, ink composition, recording method and colored articleOHNO HIROAKI·Filed 2006·Application pending·0 cites
- 3136US2004107868A1Europium compounds and ink compositions containing the sameFiled 2002·Application pending·0 cites
- 3230US6409810B1Water-soluble trisazo compounds, aqueous ink composition and colored articleNIPPON KAYAKU KK·Filed 1998·Granted Jun 25, 2002·2 cites·9 claims
- 3326US5942011AProcess for dyeing textiles containing polyester fibers and dyeing auxiliariesNIPPON KAYAKU KK·Filed 1997·Granted Aug 24, 1999·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →