Inventor · Yokohama, JP

Motoo Kawamata

19Patents
9h-index
20Co-inventors
68Inventor score

Filing activity: Nov 2, 1978 → Jun 7, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US4375566A Process for producing ortho-alkylated phenols from anisoles Chemistry; Metallurgy 71 Expired
US4323662A Thermosetting resin compositions comprising bismaleimides and alkenylaniline derivatives Chemistry; Metallurgy 42 Expired
US4401777A Curable resin composition comprising N-(alkenylphenyl)maleimide and epoxy composition Chemistry; Metallurgy 24 Expired
US4289699A Process for the production of N-(hydroxyphenyl) maleimides Chemistry; Metallurgy 20 Expired
US4231934A Process for the production of N-(hydroxyphenyl) maleimides Chemistry; Metallurgy 16 Expired
US4208537A Process for the selective ortho-alkylation of phenolic compounds Chemistry; Metallurgy 14 Expired
US4227023A Process for the selective ortho-alkylation of phenolic compounds Chemistry; Metallurgy 13 Expired
US4440920A Aromatic polyesters Chemistry; Metallurgy 10 Expired
US4395531A Process for the preparation of polyamide compounds by the reaction of polycarboxylic acids with diisocyanates in the presence of at least one mono-alkali metal salt of dicarboxylic acid Chemistry; Metallurgy 9 Expired
US4361709A Process for the production of o-alkylated phenols Chemistry; Metallurgy 8 Expired
US4500719A Process for the preparation of N-alkenylphenylmaleimides and N,N'-[alkenylenephenylene]bismalemides Chemistry; Metallurgy 8 Expired
US4376206A N-Alkenylphenylmaleimides and N,N'-[alkenylene phenylene]bismaleimides for the same Chemistry; Metallurgy 5 Expired
US4400521A N-Substituted phenyl maleimides Chemistry; Metallurgy 4 Expired
US4506042A Curable resin composition comprising N-(alkenylphenyl)maleimide, epoxy composition and polyamine Chemistry; Metallurgy 3 Expired
US4459234A Process for producing anthraquinone Chemistry; Metallurgy 3 Expired
US5455201A Method of manufacturing planar display using a polyether ether ketone holding container Emerging Cross-Sectional Technologies 1 Expired
US5593916A Processing of glass substrates using holding container and holding container Emerging Cross-Sectional Technologies 0 Expired
US4388478A Process for the ortho-alkylation of phenolic compounds Chemistry; Metallurgy 0 Expired
US4390737A Process for the ortho-alkylation of phenolic compounds Chemistry; Metallurgy 0 Expired

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