EI

Eiichi Iishi

SC Sumika Fine Chemicals Co.: 3 patents #5 of 28Top 20%
Overall (2002): #30,366 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6495685 Process for preparing piperazine derivatives Chiharu Maeda, Weiqi Wang, Yoshiyuki Imamiya 2002-12-17
6437120 Process for preparing pyridinemethanol compounds Kanami Yoshikawa 2002-08-20
6376668 Process for preparing pyridinemethanol compounds Kanami Yoshikawa 2002-04-23