Granted Patent
Utility
US 6,208,564 · App. 09/429,987
High voltage comparator
Inventors:
Shigekazu Yamada, Yasushi Kasa
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Oct 29, 1999
Inventors
Shigekazu Yamada
Yasushi Kasa
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.