HO

Hiroyuki Okumura

FC Fujisawa Pharmaceutical Co.: 5 patents #169 of 782Top 25%
NC Nippon Paper Industries Co.: 4 patents #88 of 535Top 20%
MC Mitsubishi Gas Chemical Company: 2 patents #789 of 1,727Top 50%
NK Nippon Kayaku: 1 patents #556 of 1,103Top 55%
TC Toyo Tire & Rubber Co.: 1 patents #248 of 499Top 50%
Overall (All Time): #375,224 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11525015 Oxidized microfibrillated cellulose fibers and composition thereof Masato Takayama, Yoshihiro Aoki, Takanori Otsuhata, Takeo Izumiya, Tomonori Kawamata +1 more 2022-12-13
11512432 Oxidized microfibrillated cellulose fibers and composition thereof Masato Takayama, Yoshihiro Aoki, Takanori Otsuhata, Takeo Izumiya, Tomonori Kawamata +1 more 2022-11-29
11466405 Carboxymethylated microfibrillated cellulose fibers and composition thereof Masato Takayama, Yoshihiro Aoki, Takanori Otsuhata, Takeo Izumiya, Tomonori Kawamata +1 more 2022-10-11
11453728 Carboxymethylated microfibrillated cellulose fibers and composition thereof Masato Takayama, Yoshihiro Aoki, Takanori Otsuhata, Takeo Izumiya, Tomonori Kawamata +1 more 2022-09-27
6359145 Imidazole compounds Tadashi Terasaka, Katsuya Nakamura, Nobuo Seki, Masako Kuno, Susumu Tsujimoto +5 more 2002-03-19
5164400 Pyrroloquinoline compounds Masaaki Matsuo, Takashi Manabe, Hiroshi Matsuda, Naoaki Fujii 1992-11-17
5068281 Process for the production of molded article of fiber-reinforced thermosetting resin, and materials therefor Masashi Kurokawa, Akira Namikawa, Hiroka Tanisake 1991-11-26
5034417 New alkanesulfonanilide derivatives, processes for preparation thereof and pharmaceutical composition comprising the same Masaaki Matsuo, Kiyoshi Tsuji, Nobukiyo Konishi 1991-07-23
4943607 Fiber-reinforced unsaturated polyester Hiroka Tanisake, Akira Namikawa, Masato Ishikawa, Toshiaki Abe 1990-07-24
4885297 Thiazolopyridine compounds, processes for the preparation thereof and pharmaceutical composition comprising the same Masaaki Matsuo, Daizo Morino, Kiyoshi Tsuji 1989-12-05
4797399 Piperazine compounds and antithrombotic pharmaceutical composition comprising the same Ikuo Ueda, Masaaki Matsuo, Kiyoshi Tsuji, Osamu Nakaguchi 1989-01-10
4579925 Powder coating composition Kazuo Ueno, Minoru Yokoshima, Tomotaka Onizuka, Kazuhiko Sato 1986-04-01
4504648 Polyurethaneurea and process for preparing the same Kozo Otani, Yoshio Yamada 1985-03-12