KS

Kiyoshi Sugi

SC Sumika Fine Chemicals Co.: 4 patents #3 of 28Top 15%
Overall (2002): #14,415 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6476227 Piperidine derivative and process for preparing the same Nobushige Itaya, Tadashi Katsura, Masami Igi, Shigeya Yamazaki, Taro Ishibashi +3 more 2002-11-05
6376678 Production method of hydrazine derivative Kozo Matsui, Tetsuya Shintaku, Nobushige Itaya 2002-04-23
6369266 Process for producing tert-butyl 4′-methyl-2-biphenylcarboxlate Tetsuya Shintaku, Tadashi Katsura, Nobushige Itaya 2002-04-09
6365745 Method for producing hydrazine derivative Kozo Matsui, Hiromi Suga, Nobushige Itaya 2002-04-02