KI

Keiji Itabashi

TT The University Of Tokyo: 18 patents #23 of 2,633Top 1%
UC Unizeo Co.: 14 patents #1 of 13Top 8%
TC Toyo Soda Manufacturing Co.: 8 patents #10 of 272Top 4%
MC Mitsui Mining & Smelting Co.: 6 patents #80 of 838Top 10%
TO Tosoh: 5 patents #117 of 1,042Top 15%
NC Nippon Chemical Industrial Co.: 1 patents #100 of 212Top 50%
Overall (All Time): #98,398 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
5994435 Flame retardant and flame retardant resin composition formulated with the same Kimitaka Kuma, Kenji Koyama, Nobuhiro Fujita, Takumi Kagawa, Fumio Okisaki 1999-11-30
5868818 Adsorbent for air separation, production method thereof, and air-separation method using it Nobuhiro Ogawa, Shigeru Hirano 1999-02-09
4861571 Process for preparation of synthetic mordenite molded body Masashi Harada, Hiroshi Miyazaki 1989-08-29
4687653 Process for preparation of zeolite OE having an offretite type structure Junji Arika, Kazushige Igawa 1987-08-18
4664898 Process for preparation of mordenite type zeolite Junji Arika, Hiroshi Miyazaki, Michiyuki Aimoto 1987-05-12
4650654 Process for preparation of ferrierite type zeolites Junji Arika, Hiroshi Miyazaki, Kazushige Igawa 1987-03-17
4562055 Process for preparation of zeolites Junji Arika, Hiroshi Miyazaki, Kazushige Igawa 1985-12-31
4530824 Process for preparation of L type zeolites Junji Arika, Yoshio Tamura 1985-07-23
4466812 Zeolite encapsulating material Tetsuo Takaishi, Satoru Morishita, Hisashi Hatotani 1984-08-21
4461631 Zeolite encapsulating material Satoru Morishita, Hisashi Hatotani 1984-07-24