TI

Toyoaki Ishikura

MK Meiji Seika Kaisha: 3 patents #166 of 752Top 25%
DI Drug Delivery System Institute: 1 patents #17 of 35Top 50%
SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #873,928 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7238812 Tricyclic triazolobenzazepine derivatives, process for producing the same, and antiallergic agents Yasuo Ohtsuka, Toshio Nishizuka, Sohjiro Shiokawa, Seiji Tsutsumi, Mami Kawaguchi +7 more 2007-07-03
7229985 Amorphous substance of tricyclic triazolobenzazepine derivative Takayuki Ishizawa, Kenji Suemune, Mayumi Ishiwata, Chikako Udagawa 2007-06-12
7022860 Tricyclic triazolobenzazepine derivatives, process for producing the same, and antiallergic agents Yasuo Ohtsuka, Toshio Nishizuka, Sohjiro Shiokawa, Seiji Tsutsumi, Mami Kawaguchi +7 more 2006-04-04
6372735 Tricyclic triazolobenzazepine derivatives, process for producing the same, and antiallergic Yasuo Ohtsuka, Toshio Nishizuka, Sohjiro Shiokawa, Seiji Tsutsumi, Mami Kawaguchi +7 more 2002-04-16
5580904 Formamido and carboxyamido compounds which can be retained in brain Teruomi Ito, Takashi Kato, Kazutoshi Horie, Hiroshi Ishihara, Takashi Senou 1996-12-03
4938964 External dermatological composition Yasuyuki Sakai, Kazuo Kanbayashi, Tadashi Kato, Koichi Abe 1990-07-03