Assignee
ARMSTRONG JOHN L
4 granted patents·57 citations·filing 1976–1977
Top patents by PatentIndex Score
4 records- 0162US4186030ACarpet cleaningARMSTRONG JOHN L·Filed 1977·Granted Jan 29, 1980·24 cites·22 claims
- 0246US4186031ADry cleaning carpetingARMSTRONG JOHN L·Filed 1977·Granted Jan 29, 1980·14 cites·16 claims
- 0342US4095303ADry cleaning carpetingARMSTRONG JOHN L·Filed 1977·Granted Jun 20, 1978·12 cites·24 claims
- 0433US4067082ACarpet cleaningARMSTRONG JOHN L·Filed 1976·Granted Jan 10, 1978·7 cites·14 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →