Granted Patent
Utility
US 6,341,420 · App. 09/630,910
Method of manufacturing a developer roller
Inventors:
Edwin H. Swartz, Eugene H. Thomas
Patented Case
View Patent ↗
Granted: Jan 29, 2002
Filed: Aug 2, 2000
Inventors
Edwin H. Swartz
Eugene H. Thomas
Assignee (at issue)
Static Control Components, 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.