Granted Patent
Utility
US 6,006,738 · App. 08/895,388
Method and apparatus for cutting an ingot
Inventors:
Kunio Itoh, Nobutaka Tanaka
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Jul 16, 1997
Inventors
Kunio Itoh
Nobutaka Tanaka
Assignee (at issue)
MEMC Japan, 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.