Granted Patent
Utility
US 6,805,487 · App. 08/953,638
Holder driving unit
Inventors:
Satoru Yuasa, Yoshio Tamura, Makoto Nakaya, Tomoyasu Matsuno, Nobuo Nagai
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Oct 17, 1997
Inventors
Satoru Yuasa
Yoshio Tamura
Makoto Nakaya
Tomoyasu Matsuno
Nobuo Nagai
Assignee (at issue)
NISSIN ELECTRIC CO., LTD.
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.