Granted Patent
Utility
US 5,347,592 · App. 07/917,260
Pattern judging method and mask producing method using the pattern judging method
Inventors:
Hiroshi Yasuda, Satoru Yamazaki, Kiichi Sakamoto
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Jul 23, 1992
Inventors
Hiroshi Yasuda
Satoru Yamazaki
Kiichi Sakamoto
Assignee (at issue)
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.