Granted Patent
Utility
US 6,241,903 · App. 09/137,398
Diffuser master and method of manufacture
Inventors:
Gajendra D. Savant, Kevin Yu, Andrew Kostrzewski
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Aug 20, 1998
Inventors
Gajendra D. Savant
Kevin Yu
Andrew Kostrzewski
Assignee (at issue)
PHYSICAL OPTICS 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.