Assignee
ZIMMERMAN HAROLD M
US·15 granted patents·582 citations·filing 1984–2008
Top patents by PatentIndex Score
15 records- 0197US4538916AMotor mounting arrangement on a mixing augerZIMMERMAN HAROLD M·Filed 1984·Granted Sep 3, 1985·144 cites·12 claims
- 0296US5286158AMaterial distributing apparatusZIMMERMAN HAROLD M·Filed 1992·Granted Feb 15, 1994·107 cites·19 claims
- 0395US7458746B1Mobile asphalt production machineZIMMERMAN HAROLD M·Filed 2005·Granted Dec 2, 2008·41 cites·20 claims
- 0494US4601629AFine and coarse aggregates conveying apparatusZIMMERMAN HAROLD M·Filed 1984·Granted Jul 22, 1986·76 cites·5 claims
- 0589US7654772B1Mobile asphalt production machineZIMMERMAN HAROLD M·Filed 2008·Granted Feb 2, 2010·22 cites·20 claims
- 0683US6988849B1Pothole repair machineZIMMERMAN HAROLD M·Filed 2004·Granted Jan 24, 2006·31 cites·20 claims
- 0780US4579459AMixing auger mounting and storage arrangementZIMMERMAN HAROLD M·Filed 1984·Granted Apr 1, 1986·33 cites·9 claims
- 0870US4848012AMulti-purpose earthworking machineZIMMERMAN HAROLD M·Filed 1987·Granted Jul 18, 1989·23 cites·16 claims
- 0969US5005980ASludge/soil mixing machineZIMMERMAN HAROLD M·Filed 1990·Granted Apr 9, 1991·32 cites·20 claims
- 1061US4781466AMethod and apparatus for producing concreteZIMMERMAN HAROLD M·Filed 1986·Granted Nov 1, 1988·19 cites·9 claims
- 1160US4783171ALoading conveyor for concrete mixerZIMMERMAN HAROLD M·Filed 1986·Granted Nov 8, 1988·18 cites·19 claims
- 1249US6595387B1Dispenser for sheets such as note pad paperZIMMERMAN HAROLD M·Filed 2002·Granted Jul 22, 2003·9 cites·24 claims
- 1349US4575010AMethod and apparatus for spreading heated sandZIMMERMAN HAROLD M·Filed 1984·Granted Mar 11, 1986·14 cites·6 claims
- 1448US4848010ABackhoe machineZIMMERMAN HAROLD M·Filed 1987·Granted Jul 18, 1989·11 cites·16 claims
- 1530US4848011ALoader bucketZIMMERMAN HAROLD M·Filed 1987·Granted Jul 18, 1989·2 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →