Granted Patent
Utility
US 6,825,628 · App. 10/142,712
Electronic controller for vehicular wheelchair access
Inventors:
Keith Heigl, Ronald W. Goodrich, Donald S. Sturm
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: May 10, 2002
Inventors
Keith Heigl
Ronald W. Goodrich
Donald S. Sturm
Assignee (at issue)
The Braun 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.