Granted Patent
Utility
US 5,482,839 · App. 08/057,503
Automatic immunological measuring system
Inventors:
Yoshihiro Ashihara, Isao Nishizono, Hidetaka Minakawa, Masahisa Okada, Yasusuke Sakurabayashi, Fumio Watanabe, Shin-ichi Wakana
Patented Case
View Patent ↗
Granted: Jan 9, 1996
Filed: May 4, 1993
Inventors
Yoshihiro Ashihara
Isao Nishizono
Hidetaka Minakawa
Masahisa Okada
Yasusuke Sakurabayashi
Fumio Watanabe
Shin-ichi Wakana
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.