Individual holder
MANN DONALD B
3 granted patents·48 citations·filing 1978–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0172US4407080APivotally mounted ripping teeth assembly on dozer bladeMANN DONALD B·Filed 1981·Granted Oct 4, 1983·28 cites·8 claims
- 0260US4241525ASwing-away bulldozer teeth assemblyMANN DONALD B·Filed 1978·Granted Dec 30, 1980·16 cites·4 claims
- 0326US4411080AHigh-lead yarder rakeMANN DONALD B·Filed 1981·Granted Oct 25, 1983·4 cites·18 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →