Granted Patent
Utility
US 6,578,283 · App. 09/812,490
Position transducer
Inventor:
Eiichi Nishi
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Mar 19, 2001
Inventor
Eiichi Nishi
Assignee (at issue)
Sony Precision Technology 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.