Assignee
KANTO KAGAKU
JP·68 granted patents·22 pending applications·750 citations·filing 1983–2023
Top patents by PatentIndex Score
90 records- 0195US6864044B2Photoresist residue removing liquid compositionKANTO KAGAKU·Filed 2002·Granted Mar 8, 2005·87 cites·10 claims
- 0292US6730644B1Cleaning solution for substrates of electronic materialsKANTO KAGAKU·Filed 2000·Granted May 4, 2004·59 cites·12 claims
- 0392US4698317APorous cordierite ceramics, a process for producing same and use of the porous cordierite ceramicsKANTO KAGAKU·Filed 1985·Granted Oct 6, 1987·70 cites·19 claims
- 0488US4711769ACalcium-phosphorus-apatite having novel properties and process for preparing the sameKANTO KAGAKU·Filed 1985·Granted Dec 8, 1987·47 cites·17 claims
- 0587US5205928AProcess for the preparation of microspherical sintered bodies of hydroxyapatite and a chromatographic packing material comprising the microspherical sintered bodies of hydroxyapatiteKANTO KAGAKU·Filed 1991·Granted Apr 27, 1993·52 cites·8 claims
- 0686US7563754B2Composition for removing photoresist residue and polymer residueKANTO KAGAKU·Filed 2005·Granted Jul 21, 2009·11 cites·6 claims
- 0784US7591911B2Plated film of gold-cobalt amorphous alloy, electroplating bath, and method for electroplatingKANTO KAGAKU·Filed 2006·Granted Sep 22, 2009·4 cites·5 claims
- 0882US7084097B2Cleaning solution for substrates of electronic materialsKANTO KAGAKU·Filed 2004·Granted Aug 1, 2006·23 cites·2 claims
- 0982US4871693APorous cordierite ceramicsKANTO KAGAKU·Filed 1987·Granted Oct 3, 1989·36 cites·8 claims
- 1076US7816312B2Composition for photoresist stripping solution and process of photoresist strippingKANTO KAGAKU·Filed 2006·Granted Oct 19, 2010·5 cites·11 claims
- 1176US7601667B2Sulfonate catalyst and method of producing alcohol compound using the sameKANTO KAGAKU·Filed 2006·Granted Oct 13, 2009·3 cites·12 claims
- 1276US7312186B2Cleaning solution for semiconductor substrateKANTO KAGAKU·Filed 2004·Granted Dec 25, 2007·19 cites·9 claims
- 1376US5470381AElectroless gold plating solutionKANTO KAGAKU·Filed 1992·Granted Nov 28, 1995·44 cites·7 claims
- 1476US5108956AProcess for the preparation of microspherical sintered bodies of hydroxyapatite and a chromatographic packing material comprising the microspherical sintered bodies of hydroxyapatiteKANTO KAGAKU·Filed 1991·Granted Apr 28, 1992·30 cites·3 claims
- 1576US4836994ACalcium-phosphorus-apatite having novel properties and process for preparing the sameKANTO KAGAKU·Filed 1987·Granted Jun 6, 1989·26 cites·21 claims
- 1675US7517999B2Imidazolium compoundKANTO KAGAKU·Filed 2005·Granted Apr 14, 2009·2 cites·4 claims
- 1774US6080709ACleaning solution for cleaning substrates to which a metallic wiring has been appliedKANTO KAGAKU·Filed 1998·Granted Jun 27, 2000·43 cites·10 claims
- 1872US7022878B2Organic borate compounds and the nonaqueous electrolytes and lithium secondary batteries using the compoundsKANTO KAGAKU·Filed 2004·Granted Apr 4, 2006·7 cites·2 claims
- 1972US6787293B2Photoresist residue remover compositionKANTO KAGAKU·Filed 2003·Granted Sep 7, 2004·15 cites·6 claims
- 2068US9403159B2Dehydrogenation catalyst, and carbonyl compound and hydrogen production method using said catalystKANTO KAGAKU·Filed 2013·Granted Aug 2, 2016·1 cites·10 claims
- 2165US9334470B2Cleaning liquid composition for electronic deviceKANTO KAGAKU·Filed 2012·Granted May 10, 2016·3 cites·16 claims
- 2265US6914039B2Etching liquid compositionKANTO KAGAKU·Filed 2001·Granted Jul 5, 2005·8 cites·6 claims
- 2364US11046910B2Cleaning solution compositionKANTO KAGAKU·Filed 2018·Granted Jun 29, 2021·1 cites·9 claims
- 2464US5494605AP-terphenyl derivatives and liquid crystalline compositionsKANTO KAGAKU·Filed 1993·Granted Feb 27, 1996·16 cites·4 claims
- 2562US7816313B2Photoresist residue remover composition and semiconductor circuit element production process employing the sameKANTO KAGAKU·Filed 2008·Granted Oct 19, 2010·1 cites·20 claims
- 2662US4967782AProcess and apparatus for recovering and reusing resist compositionKANTO KAGAKU·Filed 1987·Granted Nov 6, 1990·15 cites·7 claims
- 2761US6790973B2Ruthenium complexes and process for preparing alcoholic compounds using theseKANTO KAGAKU·Filed 2002·Granted Sep 14, 2004·3 cites·15 claims
- 2860US11512397B2Etchant composition and method for etchingKANTO KAGAKU·Filed 2020·Granted Nov 29, 2022·0 cites·8 claims
- 2960US9211533B2Organic metal complex and process for preparing amine compoundKANTO KAGAKU·Filed 2013·Granted Dec 15, 2015·0 cites·5 claims
- 3060US7619125B2Hydrogenation promoter, hydrogenation catalyst, and process for producing alkene compoundKANTO KAGAKU·Filed 2005·Granted Nov 17, 2009·1 cites·4 claims
- 3160US6706533B2Method for detecting a concentration of a solutionKANTO KAGAKU·Filed 2001·Granted Mar 16, 2004·7 cites·10 claims
- 3260US2025348004A1Photoresist stripping compositionKANTO KAGAKU·Filed 2023·Application pending·0 cites
- 3360US2025164888A1Photoresist remover compositionKANTO KAGAKU·Filed 2023·Application pending·0 cites
- 3459US6855191B2Electroless gold plating solutionKANTO KAGAKU·Filed 2003·Granted Feb 15, 2005·8 cites·11 claims
- 3558US7022169B2Electroless gold plating solutionKANTO KAGAKU·Filed 2003·Granted Apr 4, 2006·5 cites·11 claims
- 3658US6231677B1Photoresist stripping liquid compositionKANTO KAGAKU·Filed 1999·Granted May 15, 2001·20 cites·2 claims
- 3758US6143700ATreating agent for electrical contactsKANTO KAGAKU·Filed 1999·Granted Nov 7, 2000·16 cites·13 claims
- 3858US5382380AP-terphenyl derivatives and liquid crystalline compositionsKANTO KAGAKU·Filed 1992·Granted Jan 17, 1995·13 cites·14 claims
- 3957US9856282B2Dehydrogenation catalyst, and carbonyl compound and hydrogen production method using said catalystKANTO KAGAKU·Filed 2016·Granted Jan 2, 2018·0 cites·13 claims
- 4057US2009286708A1Cleaning liquid composition for a semiconductor substrateKANTO KAGAKU·Filed 2009·Application pending·0 cites
- 4156US2025154660A1Etching solution composition, production method for said etching solution composition, and etching method using said etching solution compositionKANTO KAGAKU·Filed 2023·Application pending·0 cites
- 4256US2025154661A1Etching solution composition and etching methodKANTO KAGAKU·Filed 2023·Application pending·0 cites
- 4356US2010069683A1Organic metal compound and process for preparing optically-active alcohols using the sameKANTO KAGAKU·Filed 2009·Application pending·0 cites
- 4455US7503982B2Method for cleaning semiconductor substrateKANTO KAGAKU·Filed 2004·Granted Mar 17, 2009·5 cites·2 claims
- 4553US2009062573A1Organic metal compound and process for preparing optically-active alcohols using the sameKANTO KAGAKU·Filed 2008·Application pending·0 cites
- 4652US6428974B1Microplate for drug susceptibility testing containing a drug, a color reagent, and color suppressantKANTO KAGAKU·Filed 2001·Granted Aug 6, 2002·2 cites·4 claims
- 4751US7687630B2Method for producing optically active quinuclidinols having one or more substituted groups at the 2-positionKANTO KAGAKU·Filed 2007·Granted Mar 30, 2010·0 cites·14 claims
- 4851US7507350B2Etching liquid compositionKANTO KAGAKU·Filed 2005·Granted Mar 24, 2009·0 cites·6 claims
- 4950US2021163856A1Cleaning liquid compositionKANTO KAGAKU·Filed 2020·Application pending·0 cites
- 5049US7011697B2Electroless gold plating solutionKANTO KAGAKU·Filed 2004·Granted Mar 14, 2006·1 cites·8 claims
Showing the top 50 of 90 patent records by PatentIndex Score.
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