Assignee
DRUMM ARTHUR E
US·9 granted patents·186 citations·filing 1976–1993
Technology mixA46B9
Top patents by PatentIndex Score
9 records- 0175US4490877ASpiral brush sectionDRUMM ARTHUR E·Filed 1983·Granted Jan 1, 1985·38 cites·9 claims
- 0262US4498210ABrush bristle unit for brush rollsDRUMM ARTHUR E·Filed 1983·Granted Feb 12, 1985·23 cites·3 claims
- 0362US4490872ASpiral brush sectionDRUMM ARTHUR E·Filed 1984·Granted Jan 1, 1985·23 cites·12 claims
- 0457US4763378APush broom head of the channel-mounted bristle typeDRUMM ARTHUR E·Filed 1987·Granted Aug 16, 1988·21 cites·15 claims
- 0555US5251355AStrip brush for mounting on a rotary drumDRUMM ARTHUR E·Filed 1992·Granted Oct 12, 1993·27 cites·7 claims
- 0649US5160187AStrip brush for mounting on a rotary drumDRUMM ARTHUR E·Filed 1991·Granted Nov 3, 1992·22 cites·16 claims
- 0748US5358311AStrip brush for mounting on a rotary drumDRUMM ARTHUR E·Filed 1993·Granted Oct 25, 1994·20 cites·7 claims
- 0842US4077081ASweeper brush sectionDRUMM ARTHUR E·Filed 1976·Granted Mar 7, 1978·7 cites·2 claims
- 0930US5358312AMethod of making a strip brush for mounting of a rotary drumDRUMM ARTHUR E·Filed 1993·Granted Oct 25, 1994·5 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →