Granted Patent
Utility
US 4,863,262 · App. 07/141,207
Motion picture projector with reduced picture jump
Inventors:
Glenn M. Berggren, Jerry Kampel
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Jan 6, 1988
Inventors
Glenn M. Berggren
Jerry Kampel
Assignee (at issue)
Optical Radiation 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.