Granted Patent
Utility
US 6,741,808 · App. 10/075,248
Camera system having a communication system between a camera body and a photographing lens
Inventors:
Yukio Uenaka, Hiroyuki Takahashi, Masahiro Kawasaki
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Feb 15, 2002
Inventors
Yukio Uenaka
Hiroyuki Takahashi
Masahiro Kawasaki
Assignee (at issue)
Pentax 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.