Granted Patent
Utility
US 5,912,661 · App. 08/782,411
Z-encoder mechanism
Inventor:
Kabir Siddiqui
Patented Case
View Patent ↗
Granted: Jun 15, 1999
Filed: Jan 14, 1997
Inventor
Kabir Siddiqui
Assignee (at issue)
Microsoft Corporation
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.