Granted Patent
Utility
US 4,267,151 · App. 05/915,443
Apparatus for crystal growth control
Inventors:
Douglas A. Yates, Arthur E. Hatch, Jeff M. Goldsmith
Patented Case
View Patent ↗
Granted: May 12, 1981
Filed: Jun 14, 1978
Inventors
Douglas A. Yates
Arthur E. Hatch
Jeff M. Goldsmith
Assignee (at issue)
Mobil Tyco Solar 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.