Granted Patent
Utility
US 4,231,108 · App. 06/048,256
Semiconductor integrated circuit device
Inventors:
Masao Suzuki, Toshio Hayashi, Kuniyasu Kawarada, Kazuhiro Toyoda, Chikai Ono
Patented Case
View Patent ↗
Granted: Oct 28, 1980
Filed: Jun 13, 1979
Inventors
Masao Suzuki
Toshio Hayashi
Kuniyasu Kawarada
Kazuhiro Toyoda
Chikai Ono
Assignees (at issue)
Nippon Telegraph and Telephone Public Corporation
Fujitsu Limited
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.