Granted Patent
Utility
US 6,534,794 · App. 09/633,234
Semiconductor light-emitting unit, optical apparatus and optical disk system having heat sinking means and a heating element incorporated with the mounting system
Inventors:
Hideyuki Nakanishi, Yoshiaki Komma, Yasuyuki Kochi, Akio Yoshikawa
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Aug 4, 2000
Inventors
Hideyuki Nakanishi
Yoshiaki Komma
Yasuyuki Kochi
Akio Yoshikawa
Assignee (at issue)
SUMITOMO ELECTRIC 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.