TW

Takeshi Wakamatsu

T& Tsumura &: 2 patents #26 of 128Top 25%
📍 Ibaraki, JP: #2,661 of 6,779 inventorsTop 40%
Overall (All Time): #1,634,581 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5929084 Huperzine A derivatives, their preparation and their use Dayuan Zhu, Xican Tang, Jinlai Lin, Cheng Zhu, Jingkang Shen +5 more 1999-07-27
5344845 Compound and use of the same as medicine Akihide Koda, Koji Waragai, Yutaka Ono, Hideyuki Ozawa, Hideki Kawamura +1 more 1994-09-06
5321135 Process for the preparation of polycyclic compounds using ferric perchlorate and acid trifluoroacidic Masahide Tanaka, Hiroshi Mitsuhashi, by Mieko Mitsuhashi, legal representative, by Hiroyuki Mitsuhashi, legal representative, by Tomoai Mitsuhashi, heir 1994-06-14