Granted Patent
Utility
US 6,720,583 · App. 09/956,084
Optical device, surface emitting type device and method for manufacturing the same
Inventors:
Shin-Ya Nunoue, Masayuki Ishikawa
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Sep 20, 2001
Inventors
Shin-Ya Nunoue
Masayuki Ishikawa
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.