IS

Izumi Sakamoto

GL Glytech: 7 patents #4 of 49Top 9%
UN Unitika: 6 patents #32 of 620Top 6%
OC Otsuka Chemical Co.: 1 patents #131 of 269Top 50%
Overall (All Time): #349,135 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
10358470 Glycosylated polypeptide and pharmaceutical composition containing same Kazuhiro Fukae, Katsunari Tezuka, Keisuke Tazuru, Masatoshi Maeda, Yasuhiro Kajihara +1 more 2019-07-23
10053499 Polypeptide having sialylated sugar chains attached thereto Masaki Ohuchi, Mika Nishihara, Katsunari Tezuka, Masatoshi Maeda, Yasuhiro Kajihara 2018-08-21
9127041 Process for production of peptide thioester Yasuhiro Kajihara, Ryo Okamoto, Kazuyuki Ishii 2015-09-08
8809258 Method for producing peptide Yasuhiro Kajihara, Yuri Nambu, Kazuhiro Fukae, Hiroaki Asai 2014-08-19
8765669 Glycosylated GLP-1 peptide Yasuhiro Kajihara, Takashi Tsuji, Yuri Nambu, Naohiro Hayashi, Kazuyuki Ishii +3 more 2014-07-01
8642725 Process for production of peptide thioester Yasuhiro Kajihara, Ryo Okamoto, Kazuyuki Ishii 2014-02-04
8507429 Sugar chain added GLP-1 peptide Yasuhiro Kajihara, Takashi Tsuji, Yuri Nambu, Kazuhiro Fukae, Katsunari Tezuka +1 more 2013-08-13
7985731 Sugar chain added GLP-1 peptide Yasuhiro Kajihara, Takashi Tsuji, Yuri Nambu, Kazuhiro Fukae, Katsunari Tezuka +1 more 2011-07-26
4655211 Hemostatic agent Tukasa Unigame, Kunihiko Takagi 1987-04-07
4642111 Injector filled with an anti-cancer composition Kunihiko Takagi 1987-02-10
4642104 Urethral catheter capable of preventing urinary tract infection and process for producing the same Kunihiko Takagi 1987-02-10
4610962 Carriers for immobilization of physiologically active substances Kunihiko Takagi, Masatsugu Mochizuki, Hiroichi Teranishi 1986-09-09
4539234 Urethral catheter capable of preventing urinary tract infection and process for producing the same Kunihiko Takagi 1985-09-03
4536387 Anti-cancer device Kunihiko Takagi 1985-08-20