Inventor · Tsukuba, JP

Yuji Yoshimura

11Patents
3h-index
26Co-inventors
60Inventor score

Filing activity: May 25, 1988 → Jul 26, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4822727A Silver halide photographic light-sensitive material Emerging Cross-Sectional Technologies 18 Expired
US5421912A Method of producing non-oriented electrical steel sheet having good magnetic properties Chemistry; Metallurgy 7 Expired
US7795168B2 Porous inorganic oxide support and hydrotreating catalyst of catalytic cracking gasoline using the same Chemistry; Metallurgy 3 Active
US6263897A Slide valve plate and method of making the same Emerging Cross-Sectional Technologies 3 Expired
US7393807B2 Hydrotreating catalyst of catalytic cracking gasoline Emerging Cross-Sectional Technologies 2 Expired
US4985378A Carbon-containing refractory and a manufacturing method therefor Chemistry; Metallurgy 1 Expired
US9518238B2 Transesterification catalyst and method for producing biodiesel fuel using transesterification catalyst Emerging Cross-Sectional Technologies 0 Active
US7339062B2 Method for producing a 3,5-dihydroxy-6-heptenoate Chemistry; Metallurgy 0 Expired
US7692018B2 Process for producing high purity 3,5-dihydroxy-6-heptenoic acid derivative Chemistry; Metallurgy 0 Active
US6498279B1 Ultrastable zeolite Y-containing hydrogenation catalyst and process for hydrogenating aromatic and/or heterocyclic aromatic compound-containing feed Chemistry; Metallurgy 0 Expired
US9168508B2 Method for producing biodiesel fuel and biodiesel fuel composition Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.