Inventor · disambiguated record
Takashi Ootsuka
Also filed as: OOTSUKA TAKASHI
23 granted patents·2 pending applications·47 citations·filing 1994–2016
93Inventor score
Top patents by PatentIndex Score
25 records- 0192US7462734B2Process for production of optically active α-fluoro-carboxylic ester derivativesCENTRAL GLASS CO LTD·Filed 2005·Granted Dec 9, 2008·7 cites·9 claims
- 0288US7807858B2Process for production of fluoro derivativeCENTRAL GLASS CO LTD·Filed 2006·Granted Oct 5, 2010·9 cites·14 claims
- 0384US7368609B2Optically active 1-(fluoro-, trifluoromethyl- or trifluoromethoxy- substituted phenyl)alkylamine N-monoalkyl derivatives and process for producing sameCENTRAL GLASS CO LTD·Filed 2007·Granted May 6, 2008·2 cites·13 claims
- 0482US8450520B2Process for preparation of 2-fluoroacrylic estersISHII AKIHIRO·Filed 2010·Granted May 28, 2013·3 cites·11 claims
- 0581US8058412B2Dehydroxyfluorination agentISHII AKIHIRO·Filed 2007·Granted Nov 15, 2011·4 cites·8 claims
- 0673US9024075B2Process for producing α-fluoroaldehydesISHII AKIHIRO·Filed 2012·Granted May 5, 2015·1 cites·7 claims
- 0773US8344187B2Practical method for reducing esters or lactonesTOKYO INST TECH·Filed 2009·Granted Jan 1, 2013·2 cites·6 claims
- 0869US8658840B2Method for producing β-fluoroalcoholISHII AKIHIRO·Filed 2012·Granted Feb 25, 2014·1 cites·8 claims
- 0962US9765004B2α,α-Difluoroacetaldehyde production methodCENTRAL GLASS CO LTD·Filed 2016·Granted Sep 19, 2017·0 cites·16 claims
- 1062US9440900B2α,α-difluoroacetaldehyde production methodCENTRAL GLASS CO LTD·Filed 2014·Granted Sep 13, 2016·0 cites·18 claims
- 1161US7186865B2Optically active 1-(fluoro-, trifluoromethyl-or trifluoromethoxy-substituted phenyl) alkylamine n-monoalkyl derivatives and process for producing sameCENTRAL GLASS CO LTD·Filed 2003·Granted Mar 6, 2007·2 cites·23 claims
- 1260US7189863B2Process for producing trifluoromethyl-substituted 2-alkoxyacetophenone derivativesCENTRAL GLASS CO LTD·Filed 2006·Granted Mar 13, 2007·0 cites·5 claims
- 1357US9284248B2Process for producing α-fluoroaldehydesCENTRAL GLASS CO LTD·Filed 2015·Granted Mar 15, 2016·0 cites·19 claims
- 1457US5545609APesticidal 3-Phenylpyrazole aqueous suspension concentrate and a process for production thereofNIHON NOHYAKU CO LTD·Filed 1994·Granted Aug 13, 1996·10 cites·2 claims
- 1555US7388094B2Processing for producing 2′-deoxy-2′-fluorouridineCENTRAL GLASS CO LTD·Filed 2004·Granted Jun 17, 2008·2 cites·11 claims
- 1652US2010267940A1Method for Producing 4-Deoxy-4-Fluoro-D-Glucose DerivativeISHII AKIHIRO·Filed 2008·Application pending·0 cites
- 1750US7053248B2Process for producing trifluoromethyl- substituted 2- alkoxyacetophenone derivativesCENTRAL GLASS CO LTD·Filed 2003·Granted May 30, 2006·0 cites·14 claims
- 1848US8278479B2Method for producing optically active fluorine-containing carbonyl-ene productMIKAMI KOICHI·Filed 2007·Granted Oct 2, 2012·0 cites·10 claims
- 1947US9409843B2Method for producing 1,1,1,5,5,5-hexafluoroacetylacetoneCENTRAL GLASS CO LTD·Filed 2014·Granted Aug 9, 2016·0 cites·14 claims
- 2047US5620944APhenylimidazole derivatives, herbicides comprising said derivatives, and usages of said herbicidesNIHON NOHYAKU CO LTD·Filed 1995·Granted Apr 15, 1997·3 cites·12 claims
- 2142US10336718B2Method for industrial production of optically active fluoroalkyl ethylene oxideCENTRAL GLASS CO LTD·Filed 2016·Granted Jul 2, 2019·0 cites·16 claims
- 2242US7459586B2Optically active 1-aryl-2-fluoro-substituted ethylamine and method for producing sameCENTRAL GLASS CO LTD·Filed 2005·Granted Dec 2, 2008·0 cites·21 claims
- 2342US7393979B2Process for producing optically active 1-alkyl-substituted 2,2,2-trifluoroethylamineCENTRAL GLASS CO LTD·Filed 2004·Granted Jul 1, 2008·0 cites·12 claims
- 2439US2004249220A1Process for producing optically active 2-alkoxy-1-(trifluoromethyl-substituted phenyl) ethanol derivativesFiled 2003·Application pending·0 cites
- 2532US5635448AHerbicidal composition for upland farming and weeding methodNIHON NOHYAKU CO LTD·Filed 1996·Granted Jun 3, 1997·1 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →