Inventor · disambiguated record
Tsutomu Takashima
Also filed as: TAKASHIMA TSUTOMU
11 granted patents·10 pending applications·72 citations·filing 1996–2015
87Inventor score
Files withNIPPON PETROCHEMICALS CO LTD6JX NIPPON OIL & ENERGY CORP5TAKASHIMA TSUTOMU4HAMAMATSU TATSUO1JIN ZHENGZHE1
Top patents by PatentIndex Score
21 records- 0180US8247508B2Isobutylene-based polymer and method for producing sameTAKASHIMA TSUTOMU·Filed 2010·Granted Aug 21, 2012·5 cites·7 claims
- 0274US6476284B1Method of dehalogenating hydrocarbon containing carbon-carbon double bondNIPPON PETROCHEMICALS CO LTD·Filed 2000·Granted Nov 5, 2002·15 cites·43 claims
- 0368US6300444B1Process for producing butene polymerNIPPON PETROCHEMICALS CO LTD·Filed 1999·Granted Oct 9, 2001·23 cites·12 claims
- 0467US7741527B2Solid phosphoric acid catalyst and method for dimerization of olefin using the sameNIPPON OIL CORP·Filed 2005·Granted Jun 22, 2010·1 cites·10 claims
- 0554US2016146510A1Heating medium compositionJX NIPPON OIL & ENERGY CORP·Filed 2014·Application pending·0 cites
- 0651US5846429AMethod for separating and recovering boron trifluorideNIPPON PETROCHEMICALS CO LTD·Filed 1997·Granted Dec 8, 1998·14 cites·25 claims
- 0747US2015329759A1Heating medium compositionJX NIPPON OIL & ENERGY CORP·Filed 2013·Application pending·0 cites
- 0845US8410234B2Vinyl ether compound, vinyl ether polymer, and method for producing vinyl ether compoundTAKASHIMA TSUTOMU·Filed 2010·Granted Apr 2, 2013·0 cites·15 claims
- 0945US8203025B2Solid phosphoric acid catalyst and methods of olefin dimerization reaction with the sameHAMAMATSU TATSUO·Filed 2006·Granted Jun 19, 2012·0 cites·5 claims
- 1045US2015353803A1Microcapsule Heat Storage Material, Method of Producing the Same, and Use of the SameJX NIPPON OIL & ENERGY CORP·Filed 2014·Application pending·0 cites
- 1142US6462151B1Method of removing and recovering boron trifluoride with metal fluoride and process for polyolefin production using the sameNIPPON PETROCHEMICALS CO LTD·Filed 1999·Granted Oct 8, 2002·6 cites·8 claims
- 1242US2015353805A1Method for Producing Microcapsule and MicrocapsuleJX NIPPON OIL & ENERGY CORP·Filed 2014·Application pending·0 cites
- 1341US2014194576A1Rubber composition, crosslinked rubber composition, pneumatic tire, and method for producing isobutylene polymerJIN ZHENGZHE·Filed 2012·Application pending·0 cites
- 1438US6084144AMethod of recovering boron trifluoride complex and process for producing olefin oligomer using the sameNIPPON PETROCHEMICALS CO LTD·Filed 1998·Granted Jul 4, 2000·8 cites·10 claims
- 1538US2007015885A1Thermosetting resin compositionTAKASHIMA TSUTOMU·Filed 2003·Application pending·0 cites
- 1638US2006156955A1Thermosetting resin compositionTAKASHIMA TSUTOMU·Filed 2003·Application pending·0 cites
- 1736US2017145277A1METHOD FOR PRODUCING n-PARAFFIN-BASED LATENT HEAT STORAGE MATERIAL COMPOSITION AND MICROCAPSULE HEAT STORAGE MATERIALJX NIPPON OIL & ENERGY CORP·Filed 2015·Application pending·0 cites
- 1834US2003176598A1Thermosetting resin compositionFiled 2002·Application pending·0 cites
- 1934US2005070664A1Thermosetting resin composition, process for producing the same, and suspension-form mixtureFiled 2002·Application pending·0 cites
- 2030US5698023AProcess of producing copper phthalocyanine pigment having a bright toneNIPPON PETROCHEMICALS CO LTD·Filed 1996·Granted Dec 16, 1997·0 cites·1 claims
- 2129US7126037B2Butene oligomer derivatives having terminal 1,4-butanediol functional groupsNIPPON PETROCHEMICALS CO LT·Filed 2000·Granted Oct 24, 2006·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →