Granted Patent
Utility
US 6,448,052 · App. 09/777,157
Carbonyl reductase enzyme and methods for its use
Inventors:
Yoshihiko Yasohara, Noriyuki Kizaki, Junzo Hasegawa, Masaru Wada, Sakayu Shimizu, Michihiko Kataoka, Kazuhiko Yamamoto, Hiroshi Kawabata, Keiko Kita
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Feb 5, 2001
Inventors
Yoshihiko Yasohara
Noriyuki Kizaki
Junzo Hasegawa
Masaru Wada
Sakayu Shimizu
Michihiko Kataoka
Kazuhiko Yamamoto
Hiroshi Kawabata
Keiko Kita
Assignee (at issue)
KANEKA CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.