Granted Patent
Utility
US 6,364,028 · App. 09/718,762
Control and method for positioning a tool of a construction apparatus
Inventors:
Dirrick Ferrell, Ross C. Stoepker, Timothy E. Steenwyk, Eric J. Walstra
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Nov 22, 2000
Inventors
Dirrick Ferrell
Ross C. Stoepker
Timothy E. Steenwyk
Eric J. Walstra
Assignee (at issue)
Laser Alignment, 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.