Assignee
BERTELSEN JOHN C
3 granted patents·85 citations·filing 1985–1985
Top patents by PatentIndex Score
3 records- 0174US4678489AFiltering system for paper handling machinesBERTELSEN JOHN C·Filed 1985·Granted Jul 7, 1987·52 cites·1 claims
- 0271US4563943AFilter apparatus for high speed printersBERTELSEN JOHN C·Filed 1985·Granted Jan 14, 1986·27 cites·3 claims
- 0323US4628566AFiltering system for paper handling machinesBERTELSEN JOHN C·Filed 1985·Granted Dec 16, 1986·6 cites·9 claims
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