Granted Patent
Utility
US 5,971,882 · App. 09/019,607
Parallel-axis gear differential
Inventor:
Makoto Nishiji
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Feb 6, 1998
Inventor
Makoto Nishiji
Assignee (at issue)
Zexel GmbH
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.