YI

Yuh-ichiro Ichikawa

NK Nippon Kayaku: 2 patents #2 of 62Top 4%
Overall (1994): #7,139 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5374625 Adenine and guanine derivatives for the treatment of hepatitis virus infections Hiroshi Akaba, Yuka Sugawara, Akira Shiozawa, Kenichi Matsubara, Takemitsu Nagahata +2 more 1994-12-20
5324730 Phenoxyphosphoryloxymethyl cyclobutyl purines Hiroshi Akaba, Yuka Sugawara, Hideo Sugimura, Kazuhisa Narita, Akira Shiozawa +5 more 1994-06-28
5302730 Process for the preparation of 6,7-diacyl-7-deacetylforskolin derivatives Tochiro Tatee, Akira Shiozawa, Hirotaka Yamamoto, Aya Narita, Chikara Komuro +1 more 1994-04-12