YS

Yasushi Shida

TI Takeda Chemical Industries: 4 patents #297 of 1,420Top 25%
KC Kyowa Hakko Kogyo Co.: 3 patents #287 of 943Top 35%
Overall (All Time): #667,840 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5763619 Process for the production of tetrazolyl compounds Kokichi Yoshida 1998-06-09
5599943 Method for producing tetrazolylbenzene compound Takeshi Kato 1997-02-04
5578733 Process for the production of tetrazolyl compounds Kokichi Yoshida 1996-11-26
5539112 5-aminoflavone derivatives Tsutomu Akama, Shun-ichi Ikeda, Masaji Kasai, Hiroyuki Ishida, Uichiro Kimura +3 more 1996-07-23
5484955 Tri-higher alkyl tin azide and its use Takeshi Kato 1996-01-16
5220026 Pyrazoloacridone derivatives Yukiteru Mimura, Masaji Kasai, Tadashi Ashizawa, Katsushige Gomi 1993-06-15
5079358 6H-pyrazolo-[4,5,1-d,e]acridin-6-one derivatives having anit-tumor activity Toru Sugaya, Yukiteru Mimura, Yutaka Osawa, Ikuo Matsukuma, Shiro Akinaga +1 more 1992-01-07
4863935 Mitomycin compounds having useful anti-tumor activity Tokuyuki Kuroda, Ikuo Matsukuma, Makoto Morimoto, Tadashi Ashizawa 1989-09-05