Granted Patent
Utility
US 6,362,611 · App. 09/421,595
Electronic portable appliance
Inventor:
Fumiyasu Utsunomiya
Patented Case
View Patent ↗
Granted: Mar 26, 2002
Filed: Oct 20, 1999
Inventor
Fumiyasu Utsunomiya
Assignees (at issue)
SEIKO INSTRUMENTS INC.
Seiko Instruments R & D Center Inc.
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.