Granted Patent
Utility
US 6,187,605 · App. 08/308,564
Method of forming a semiconductor device for a light valve
Inventors:
Hiroaki Takasu, Yoshikazu Kojima, Kunihiro Takahashi, Tsuneo Yamazaki, Tadao Iwaki
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Sep 19, 1994
Inventors
Hiroaki Takasu
Yoshikazu Kojima
Kunihiro Takahashi
Tsuneo Yamazaki
Tadao Iwaki
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.