Granted Patent
Utility
US 6,110,757 · App. 09/170,265
Method of forming epitaxial wafer for light-emitting device including an active layer having a two-phase structure
Inventor:
Takashi Udagawa
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Oct 13, 1998
Inventor
Takashi Udagawa
Assignee (at issue)
Showa Denko K.K.
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.