Assignee
AMERICAN DEFIBRATOR
US·3 granted patents·58 citations·filing 1975–1978
Top patents by PatentIndex Score
3 records- 0184US4235665AMethod and apparatus for producing fiber pulp in a steam pressurized grinding systemAMERICAN DEFIBRATOR·Filed 1978·Granted Nov 25, 1980·36 cites·6 claims
- 0252US4074803AScrew conveyor having stopper bar meansAMERICAN DEFIBRATOR·Filed 1976·Granted Feb 21, 1978·16 cites·6 claims
- 0326US4039373AStatic discharge device and method for fiber discharge from a pressurized digesterAMERICAN DEFIBRATOR·Filed 1975·Granted Aug 2, 1977·6 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →