Granted Patent
Utility
US 6,278,674 · App. 08/988,271
Phase change optical disk initializing apparatus
Inventors:
Shigeru Araki, Tsutomu Matsui, Yuki Fujimura
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Dec 10, 1997
Inventors
Shigeru Araki
Tsutomu Matsui
Yuki Fujimura
Assignee (at issue)
NEC 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.