Granted Patent
Utility
US 6,748,656 · App. 09/908,674
Folded-fin heatsink manufacturing method and apparatus
Inventors:
Klaus W. Woerner, Ross Armstrong
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Jul 20, 2001
Inventors
Klaus W. Woerner
Ross Armstrong
Assignee (at issue)
ATS Automation Tooling Systems 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.