AN

Akihiko Nakamura

SC Sumitomo Chemical: 3 patents #13 of 345Top 4%
SC Shionogi & Co.: 1 patents #8 of 61Top 15%
Overall (1997): #18,351 of 185,788Top 10%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5684196 Process of producing 2-iminothiazoline derivatives and process of producing their intermediates Katuhisa Masumoto, Toshio Nagatomi, Yoshimi Yamada 1997-11-04
5648533 Process of producing 2-iminothiazoline derivatives and process of producing their intermediates Katuhisa Masumoto, Toshio Nagatomi, Yoshimi Yamada 1997-07-15
5629442 Process for producing .alpha.-hydroxyiminophenylacetonitriles Akira Takase, Hiroyuki Kai, Moriyasu Masui, Katuhisa Masumoto, Yujiro Kiyoshima +1 more 1997-05-13