Granted Patent
Utility
US 5,187,556 · App. 07/743,089
CMOS master slice
Inventors:
Masaaki Nariishi, Noboru Yamakawa, Osamu Ohba, Naoyasu Seki
Patented Case
View Patent ↗
Granted: Feb 16, 1993
Filed: Aug 9, 1991
Inventors
Masaaki Nariishi
Noboru Yamakawa
Osamu Ohba
Naoyasu Seki
Assignee (at issue)
Kawasaki Steel 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.