NS

Nobuyoshi Shimada

NK Nippon Kayaku: 12 patents #24 of 1,103Top 3%
ZK Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai: 4 patents #31 of 194Top 20%
Overall (All Time): #303,292 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
5283331 2-halogeno-oxetanocin A and phosphoric ester thereof Seiichi Saito, Akira Masuda, Masayuki Kitagawa, Jun-ichi Seki, Hiroo Hoshino +1 more 1994-02-01
5214048 Oxetanocins Shigeru Hasegawa, Takayuki Tomizawa, Seiichi Saito, Kyoichi Shibuya, Akio Fujii +5 more 1993-05-25
5179084 Antiviral phosphoric acid esters of oxetanocins Seiichi Saito, Shigeru Hasegawa, Masayuki Kitagawa, Katsutoshi Takahashi, Jun-ichi Seki +4 more 1993-01-12
5164500 Oxetanocin G Seiichi Saito, Shigeru Hasegawa, Masayuki Kitagawa 1992-11-17
5041447 Oxetanocin-related compounds and pharmaceutical compositions containing them Seiichi Saito, Shigeru Hasegawa, Katsutoshi Takahashi, Jun-ichi Seki, Hiroo Hoshino +3 more 1991-08-20
5003056 Antibiotic NK86-0279, process for production of the same and application of the same Takaaki Nishikiori, Masanori Yamazaki, Seiichi Saito, Takashi Kurokawa, Kiyonobu Hirose +3 more 1991-03-26
4994582 Novel antibiotic NK130119 Takaaki Nishikiori, Masanori Yamazaki, Seiichi Saito, Takashi Kurokawa, Kiyonobu Hirose +2 more 1991-02-19
4992368 Novel process for producing oxetanocin G Seiichi Saito, Shigeru Hasegawa, Masayuki Kitagawa, Noriyuki Yamashita 1991-02-12
4904585 Novel antibiotic NK84-0218 and process for the production of the same Shigeru Hasegawa, Takashi Harada, Takayuki Tomizawa, Akio Fujii 1990-02-27
4892876 Method for inhibiting HIV and an pharmaceutical composition therefor Hiroo Hoshino 1990-01-09
4845215 Purine derivative Takayuki Tomizawa, Shigeru Hasegawa, Kaoru Matsuo, Akio Fujii, Hiroo Hoshino 1989-07-04
4743689 Antibiotic derivative of adenine Shigeru Hasegawa, Takashi Harada, Takayuki Tomizawa, Akio Fujii 1988-05-10
4530998 2'-Deoxyoxanosine Hamao Umezawa, Tomio Takeuchi, Masaaki Ishizuka, Tomohisa Takita, Kuniki Kato 1985-07-23
4495347 Antibiotic oxanosine and process for the preparation thereof Hamao Umezawa, Hiroshi Naganawa, Tomohisa Takita, Masa Hamada, Tomio Takeuchi 1985-01-22
4394446 Process for the preparation of the antibiotic oxanosine Hamao Umezawa, Hiroshi Naganawa, Tomohisa Takita, Masa Hamada, Tomio Takeuchi 1983-07-19
RE30451 Novel process for producing antibiotics bleomycin Hamao Umezawa, Kenji Maeda, Tomohisa Takita, Yuya Nakayama, Akio Fujii +1 more 1980-12-16