Granted Patent
Utility
US 4,433,897 · App. 06/287,106
Lens supporting assembly
Inventors:
Masaaki Kojima, Takayuki Suzuki, Hiromichi Abe
Patented Case
View Patent ↗
Granted: Feb 28, 1984
Filed: Jul 27, 1981
Inventors
Masaaki Kojima
Takayuki Suzuki
Hiromichi Abe
Assignee (at issue)
Nippon Kogaku K.K.
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.