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USPTO Patent Rankings Data through Dec 31, 2025
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Yasuhiro Kajihara — 26 Patents

GLGlytech: 12 patents #1 of 49Top 3%
OCOtsuka Chemical Co.: 11 patents #1 of 269Top 1%
UNUnknown: 4 patents #4,220 of 83,584Top 6%
JTJapan Tobacco: 2 patents #330 of 1,187Top 30%
KCKonami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
Toyonaka, JP: #43 of 1,166 inventorsTop 4%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Yasuhiro Kajihara has been granted 26 US patents while listed as an inventor at Glytech. The first was granted in 1995 and the most recent in October 2024. Yasuhiro Kajihara ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Yasuhiro Kajihara in Toyonaka, JP.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
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 $52,000
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