EK

Eiji Katayama

KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
NC Nippon Soda Co.: 1 patents #348 of 648Top 55%
TI Takasago International: 1 patents #239 of 465Top 55%
Overall (All Time): #1,273,035 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6476278 Processes for the preparation of alcohols Hideyuki Ikehira, Kunihiko Murata, Masami Kozawa, Toru Yokozawa, Takeshi Ohkuma +2 more 2002-11-05
6410749 Process for the preparation of optically active amino alcohols Daisuke Sato, Hirohito Ooka, Tsutomu Inoue 2002-06-25
4874427 Methods for melting and refining a powdery ore containing metal oxides Takao Hamada, Nobuo Tsuchiya, Toshihiro Inatani, Toshimitsu Koitabashi, Kyoji Okabe +2 more 1989-10-17
4397691 Method for producing Fe-B molten metal Takao Hamada, Nobuo Tsuchiya, Toshihiro Inatani, Yoshiyasu Takada, Mitsuo Sumito +3 more 1983-08-09