YN

Yoichi Nishioka

MK Meiji Seika Kaisha: 1 patents #11 of 67Top 20%
OC Otsuka Chemical Co.: 1 patents #11 of 29Top 40%
Overall (2011): #122,293 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7893254 Process for production of 3-alkenylcephem compounds Masahiro Ito, Yutaka Kameyama 2011-02-22