Granted Patent
Utility
US 6,077,022 · App. 09/021,723
Placement machine and a method to control a placement machine
Inventors:
Martin Gfeller, Otto Christen, Emil Grunder
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Feb 10, 1998
Inventors
Martin Gfeller
Otto Christen
Emil Grunder
Assignee (at issue)
Zevatech Trading AG
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.