Granted Patent
Utility
US 5,553,052 · App. 08/204,655
Inclination of an objective lens in an optical information system
Inventors:
Masahiro Oono, Hisashi Konno, Toshiyuki Kase, Katsuki Hayashi, Hiroshi Nishikawa
Patented Case
View Patent ↗
Granted: Sep 3, 1996
Filed: Aug 2, 1994
Inventors
Masahiro Oono
Hisashi Konno
Toshiyuki Kase
Katsuki Hayashi
Hiroshi Nishikawa
Assignee (at issue)
Asahi Kogaku Kogyo Kabushiki Kaisha
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.