Individual holder
CRUMBY JOHN T
US·3 granted patents·136 citations·filing 1977–1986
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0187US4370755ACombination poncho and cushionCRUMBY JOHN T·Filed 1980·Granted Feb 1, 1983·85 cites·1 claims
- 0279US4160294ATwo-stage flush mechanism for toiletsCRUMBY JOHN T·Filed 1977·Granted Jul 10, 1979·37 cites·5 claims
- 0344US4709526AMortar application templateCRUMBY JOHN T·Filed 1986·Granted Dec 1, 1987·14 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →