JT

Jun Takehara

AP Api: 7 patents #5 of 76Top 7%
MC Mitsubishi Chemical: 4 patents #463 of 3,022Top 20%
NC Nkk Co.: 2 patents #309 of 1,173Top 30%
JT Japan Science And Technology: 2 patents #95 of 836Top 15%
TI Takasago International: 2 patents #166 of 465Top 40%
AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
UB Ube: 1 patents #15 of 72Top 25%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
TL Takeda Pharmaceutical Company Limited: 1 patents #859 of 1,531Top 60%
AP Asahi Kasei Pharma: 1 patents #59 of 115Top 55%
Overall (All Time): #330,127 of 4,157,543Top 8%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12281074 Method for producing amino acid derivatives Masato MURAI, Daiki Okado 2025-04-22
12202800 Method for producing amino acid derivatives Masato MURAI, Daiki Okado 2025-01-21
11897844 Method for producing amino acid derivatives Masato MURAI, Daiki Okado 2024-02-13
10703719 Method for producing 5-hydroxypiperidine-2-carboxylic acid Masato MURAI, Takashi Ohtani, Tomoko Maeda, Tsugihiko Hidaka 2020-07-07
10370330 Method for producing 5-hydroxypiperidine-2-carboxylic acid Masato MURAI, Takashi Ohtani, Tomoko Maeda, Tsugihiko Hidaka 2019-08-06
9988351 Method for producing 5-hydroxypiperidine-2-carboxylic acid Masato MURAI, Takashi Ohtani, Tomoko Maeda, Tsugihiko Hidaka 2018-06-05
9790181 Method for producing 5-hydroxypiperidine-2-carboxylic acid Masato MURAI, Takashi Ohtani, Tomoko Maeda, Tsugihiko Hidaka 2017-10-17
9061991 Method for producing 1-amino-1-alkoxycarbonyl-2-vinylcyclopropane Yuuki Asuma, Tatsuya Suzuki, Tsugihiko Hidaka, Kuniko Asada, Ryoma Miyake +2 more 2015-06-23
7659409 3-Hydroxy-3-(2-thienyl) propionamides and production method thereof, and production method of 3-amino-1-(2-thienyl)-1-propanols using the same Jingping QU, Kazuaki Kanno, Hiroshi Kawabata, Yasumasa Dekishima, Makoto Ueda +6 more 2010-02-09
6887820 Method for producing optically active compounds Takao Ikariya, Shohei Hashiguchi, Nobuyuki Uematsu, Kazuhiko Matsumura, Ryoji Noyori +1 more 2005-05-03
6531594 Process for producing 1H-3-aminopyrrolidine and derivatives thereof Michi Watanabe, Takeshi Nakato, Kazuaki Kanno, Shuji Ichikawa 2003-03-11
6184381 Process for preparing optically active compounds Takao Ikariya, Shohei Hashiguchi, Nobuyuki Uematsu, Kazuhiko Matsumura, Ryoji Noyori +1 more 2001-02-06
6077971 Method for purifying homocystine Shuji Ichikawa, Hiroshi Iwane, Hirotaka Ryutou, Kenichi Sugimoto, Toshihiko Yahata 2000-06-20
5847205 Method for producing homocystine Shuji Ichikawa, Hiroshi Iwane 1998-12-08