Granted Patent
Utility
US 5,609,564 · App. 08/343,440
Speculum cover, method of manufacturing same and cover accommodating case
Inventors:
Shigeru Makita, Yoshihiko Sano, Hiroyuki Ota, Yasushi Nakamura
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: Sep 30, 1994
Inventors
Shigeru Makita
Yoshihiko Sano
Hiroyuki Ota
Yasushi Nakamura
Assignee (at issue)
OMRON 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.