Granted Patent
Utility
US 5,432,039 · App. 08/139,825
Radiation sensitive quinone diazide and resin composition for microlens
Inventors:
Tsutomu Shimokawa, Atsufumi Shimada, Masayuki Endo, Nobuo Bessho
Patented Case
View Patent ↗
Granted: Jul 11, 1995
Filed: Oct 22, 1993
Inventors
Tsutomu Shimokawa
Atsufumi Shimada
Masayuki Endo
Nobuo Bessho
Assignee (at issue)
Japan Synthetic Rubber 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.