Granted Patent
Utility
US 5,005,056 · App. 07/306,373
Amorphous-silicon thin film transistor array substrate
Inventors:
Noboru Motai, Sakae Tanaka, Yoshiaki Watanabe
Patented Case
View Patent ↗
Granted: Apr 2, 1991
Filed: Feb 3, 1989
Inventors
Noboru Motai
Sakae Tanaka
Yoshiaki Watanabe
Assignees (at issue)
Nippon Precision Circuits Inc.
Seikosha Co., 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.