TN

Toshihiko Nakamura

EI Eisai: 2 patents #451 of 998Top 50%
DT Director-General Of Agency Of Industrial Science And Technology: 1 patents #194 of 696Top 30%
GT General Director Of The Agency Of Industrial Science And Technology: 1 patents #14 of 22Top 65%
Overall (All Time): #2,358,633 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4468459 Process for the preparation of polyprenyl ketone derivatives Akio Sato, Kenji Nakajima, Yoshimasa Takahara, Shizumasa Kijima, Isao Yamatsu +2 more 1984-08-28
4456558 Polyprenyl ketone derivatives Akio Sato, Kenji Nakajima, Yoshimasa Takahara, Shizumasa Kijima, Isao Yamatsu +2 more 1984-06-26