Granted Patent
Utility
US 6,240,254 · App. 09/390,433
Zoom lens barrel driving system for camera
Inventors:
Byung Jun Mun, Yong-Hag Choi, Nae-jin Jo, Seon Ho Lee, Jin Hwan Kim
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Sep 7, 1999
Inventors
Byung Jun Mun
Yong-Hag Choi
Nae-jin Jo
Seon Ho Lee
Jin Hwan Kim
Assignee (at issue)
Samsung Aerospace Industries, Ltd.
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.