TN

Toshiyuki Negoro

DC Dainippon Pharmaceutical Co.: 2 patents #58 of 207Top 30%
DC Dainippon Sumitomo Pharma Co.: 2 patents #51 of 256Top 20%
Overall (All Time): #1,225,868 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8415487 Process for preparing (3R)-2′-(4-bromo-2-fluorobenzyl)spiro-[pyrrolidine-3,4′(1′H)-pyrrolo[1,2-A]pyrazine]-1′,2,3′,5(2H′)-tetraone Daisuke Tanaka 2013-04-09
8058456 Optically active 3-amino-2,5-dioxopyrrolidine-3-carboxylate, process for production of the compound, and use of the compound Daisuke Tanaka 2011-11-15
7514452 2-furancarboxylic acid hydrazides and pharmaceutical compositions containing the same Akihito Fujii, Chiaki Migihashi, Makoto Murata, Keiji Nakamura, Takashi Nukuda +2 more 2009-04-07
5258382 Tetrahydropyrrolo[1,2-a]pyrazine-4-spiro-3'-pyrrolidine derivatives, processes for the preparation thereof and pharmaceutical compositions containing the same Makoto Murata, Shozo Ueda, Buichi Fujitani, Yoshiyuki Ono 1993-11-02