Granted Patent
Utility
US 6,266,190 · App. 09/318,826
Optical device provided with correcting function for trembling of focused image
Inventors:
Ken Hirunuma, Shinji Tsukamoto
Patented Case
View Patent ↗
Granted: Jul 24, 2001
Filed: May 26, 1999
Inventors
Ken Hirunuma
Shinji Tsukamoto
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.