Inventor · disambiguated record
Norimasa Okuda
Also filed as: OKUDA NORIMASA
7 granted patents·3 pending applications·42 citations·filing 1991–2008
80Inventor score
Top patents by PatentIndex Score
10 records- 0169US5144066AMethod of producing naphthalenedicarboxylic acids and diaryldicarboxylic acidsNIPPON CATALYTIC CHEM IND·Filed 1991·Granted Sep 1, 1992·12 cites·24 claims
- 0262US6193942B1Catalyst for decomposition of nitrogen oxides and method for purifying diesel engine exhaust gas by the use of the catalystICT CO LTD·Filed 1998·Granted Feb 27, 2001·24 cites·12 claims
- 0351US2010282100A1Water-metachromatic fabric sheetOKUDA NORIMASA·Filed 2008·Application pending·0 cites
- 0443US5523473AMethod of producing naphthalenedicarboxylic acids and diaryldicarboxylic acidsNIPPON CATALYTIC CHEM IND·Filed 1995·Granted Jun 4, 1996·3 cites·28 claims
- 0538US6864389B2Method for producing α-hydroxycarboxylic acidNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Mar 8, 2005·0 cites·23 claims
- 0638US5789582AMethod for production of nuclear halogenated aromatic compound possesing cyano groupsNIPPON CATALYTIC CHEM IND·Filed 1997·Granted Aug 4, 1998·2 cites·16 claims
- 0735US2008155886A1Insect-Repellant Utensil and Process For Production ThereofOKUDA NORIMASA·Filed 2006·Application pending·0 cites
- 0833US2004242693A1Optically active mandelic acid and its derivative, and method for crystallization thereofFiled 2002·Application pending·0 cites
- 0932US6034264AMethod for production of nuclear halogenated aromatic compound possessing cyano groupsNIPPON CATALYTIC CHEM IND·Filed 1998·Granted Mar 7, 2000·1 cites·4 claims
- 1028US5382735AMethod of preparing alkylnaphthalene compoundsNIPPON CATALYTIC CHEM IND·Filed 1993·Granted Jan 17, 1995·0 cites·6 claims
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