Granted Patent
Utility
US 6,517,254 · App. 09/776,326
Collar member and ferrule
Inventors:
Yuukou Hata, Tarou Ueno, Hiroshi Fujita, Setsuo Shoji, Ryuji Takahashi
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: Feb 2, 2001
Inventors
Yuukou Hata
Tarou Ueno
Hiroshi Fujita
Setsuo Shoji
Ryuji Takahashi
Assignee (at issue)
SEIKO INSTRUMENTS 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.