YK

Yasuhiro Kajihara

GL Glytech: 12 patents #1 of 49Top 3%
OC Otsuka Chemical Co.: 11 patents #1 of 269Top 1%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
JT Japan Tobacco: 2 patents #330 of 1,187Top 30%
KC Konami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
Overall (All Time): #152,319 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 25 most recent of 26 patents

Patent #TitleCo-InventorsDate
12103947 Methods for producing peptide thioester and peptide Ryo Okamoto, Yuta Maki, Yoko Amazaki, Kota Nomura, Rie Nishikawa +1 more 2024-10-01
11214592 Production method for amino-acid polymer Masayuki Izumi, Ryo Okamoto, Takuya Haraguchi, Takefumi Murase 2022-01-04
10913763 Method for producing sugar having sulfate group and/or phosphate group Akihiro Manbo, Takefumi Murase 2021-02-09
10358470 Glycosylated polypeptide and pharmaceutical composition containing same Izumi Sakamoto, Kazuhiro Fukae, Katsunari Tezuka, Keisuke Tazuru, Masatoshi Maeda +1 more 2019-07-23
10053499 Polypeptide having sialylated sugar chains attached thereto Masaki Ohuchi, Mika Nishihara, Katsunari Tezuka, Masatoshi Maeda, Izumi Sakamoto 2018-08-21
10047042 Method for producing D-form or L-form amino acid derivative having thiol group Yasuhito Morishita, Takefumi Murase 2018-08-14
9127041 Process for production of peptide thioester Ryo Okamoto, Izumi Sakamoto, Kazuyuki Ishii 2015-09-08
9073978 Method for producing glycopeptide having sialyl sugar chain, sialyl sugar chain-added amino acid derivative to be used in same, and glycopeptide Masumi Murakami, Kazuyuki Ishii 2015-07-07
8809258 Method for producing peptide Izumi Sakamoto, Yuri Nambu, Kazuhiro Fukae, Hiroaki Asai 2014-08-19
8765669 Glycosylated GLP-1 peptide Takashi Tsuji, Izumi Sakamoto, Yuri Nambu, Naohiro Hayashi, Kazuyuki Ishii +3 more 2014-07-01
8642725 Process for production of peptide thioester Ryo Okamoto, Izumi Sakamoto, Kazuyuki Ishii 2014-02-04
8507429 Sugar chain added GLP-1 peptide Takashi Tsuji, Izumi Sakamoto, Yuri Nambu, Kazuhiro Fukae, Katsunari Tezuka +1 more 2013-08-13
8399656 Process for preparing glycopeptides having asparagine-linked oligosaccharides, and the glycopeptides 2013-03-19
8158763 Sugar chain asparagine derivatives, sugar chain asparagine, sugar chain and processes for producing these Kazuaki Kakehi, Kazuhiro Fukae 2012-04-17
8063202 Process for preparing glycopeptides having asparagine-linked oligosaccharides, and the glycopeptides 2011-11-22
8058394 Method for production of peptide thioester compound Naoki Yamamoto, Yuri Nambu, Kazuhiro Fukae, Hiroaki Asai 2011-11-15
7985731 Sugar chain added GLP-1 peptide Takashi Tsuji, Izumi Sakamoto, Yuri Nambu, Kazuhiro Fukae, Katsunari Tezuka +1 more 2011-07-26
7943763 Process for preparing glycopeptides having asparagine-linked oligosaccharides, and the glycopeptides 2011-05-17
7851618 Aminated complex-type sugar chain derivatives and process for the production thereof Kazuhiro Fukae 2010-12-14
7803032 Remote-control toy and extension unit Takashi Yamaguchi 2010-09-28
7687478 Disialoundecasaccharide chain asparagine/fatty acid amide and medical drug containing the same Hiroaki Maeda, Kazuhiro Fukae 2010-03-30
7304148 Sugar chain asparagine derivatives, sugar chain asparagine, sugar chain, and processes for producing these Kazuaki Kakehi, Kazuhiro Fukae 2007-12-04
7273934 Three-branched sugar-chain asparagine derivatives, the sugar-chain asparagines, the sugar chains, and processes for producing these Kazuaki Kakehi, Kazuhiro Fukae 2007-09-25
7135566 Process for producing sugar chain asparagine derivative Ken Sasaki 2006-11-14
5621086 Sialic acid derivative and method of manufacturing it Takashi Ebata, Hisashi Kodama 1997-04-15