FM

Fujio Masuko

SC Sumitomo Chemical: 6 patents #802 of 4,033Top 20%
📍 Ibaraki, JP: #1,651 of 6,779 inventorsTop 25%
Overall (All Time): #894,898 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4777309 Continuous process for producing 5-vinyl-2-norbornene Kazuo Kimura, Masahiro Usui 1988-10-11
4727204 Process for preparing 5-ethylidene-2-norbornene with high quality Gohfu Suzukamo, Masami Fukao, Masahiro Usui, Kazuo Kimura 1988-02-23
4584410 Process for the preparation of hydroxybenzaldehydes Kazuhiko Hamada, Gohfu Suzukamo, Makoto Nakamura 1986-04-22
4536599 Synthesis of amine derivatives Tadashi Katsura 1985-08-20
4297508 Process for producing 2 hydroxy-naphthalene-3-carboxylic acid Yuzo Maegawa, Makoto Nakamura 1981-10-27
4220592 Synthesis of substituted phenylacetic acid Keiji Kagawa, Naoya Kanda, Hirotoshi Nakanishi 1980-09-02