Granted Patent
Utility
US 5,871,580 · App. 08/669,493
Method of growing a bulk crystal
Inventors:
Toshiaki Asahi, Osamu Oda, Kenji Sato
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Jul 11, 1996
Inventors
Toshiaki Asahi
Osamu Oda
Kenji Sato
Assignee (at issue)
Japan Energy 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.