Granted Patent
Utility
US 6,814,651 · App. 10/194,644
End face polishing machine and method of polishing rod-shaped member
Inventors:
Yoshitaka Enomoto, Kouji Minami, Junji Taira
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Jul 12, 2002
Inventors
Yoshitaka Enomoto
Kouji Minami
Junji Taira
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.