Granted Patent
Utility
US 5,691,339 · App. 08/424,282
Circulatory disorder improving agent
Inventors:
Hiroshi Shinyama, Toru Kawamura, Minori Okita, Takeshi Uchida, Masahiro Watanabe
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Apr 21, 1995
Inventors
Hiroshi Shinyama
Toru Kawamura
Minori Okita
Takeshi Uchida
Masahiro Watanabe
Assignee (at issue)
Green Cross 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.