Individual holder
HOUCK RANDALL J
US·8 granted patents·2 pending applications·440 citations·filing 1988–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
10 records- 0196US7264418B1Modular slotted drain assemblyHOUCK RANDALL J·Filed 2006·Granted Sep 4, 2007·59 cites·28 claims
- 0295US5015123AMethod and apparatus for installation of drainage fieldHOUCK RANDALL J·Filed 1988·Granted May 14, 1991·126 cites·22 claims
- 0391US5639364ALight-weight drainage line unitsHOUCK RANDALL J·Filed 1995·Granted Jun 17, 1997·64 cites·6 claims
- 0491US5051028AMethod and apparatus for installation of drainage fieldHOUCK RANDALL J·Filed 1991·Granted Sep 24, 1991·58 cites·3 claims
- 0585US5154543AMethod and apparatus for installation of drainage fieldHOUCK RANDALL J·Filed 1991·Granted Oct 13, 1992·52 cites·12 claims
- 0683US5378357ALight-weight drainage line unit employing end-to-end connectorsHOUCK RANDALL J·Filed 1992·Granted Jan 3, 1995·38 cites·6 claims
- 0775US5657527AMethods for making light-weight drainage line unitsHOUCK RANDALL J·Filed 1995·Granted Aug 19, 1997·33 cites·15 claims
- 0871US7727388B1Septic tank and drainfield products, systems and methodsHOUCK RANDALL J·Filed 2006·Granted Jun 1, 2010·10 cites·17 claims
- 0950US2009014380A1Apparatus, systems, and methods for distributing effluent in mound elimination units and other drainfield installationsHOUCK RANDALL J·Filed 2008·Application pending·0 cites
- 1041US2010189506A1Methods for installing and using paper-enclosed filter media units in an effluent treatment systemHOUCK RANDALL J·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →