Inventor · disambiguated record
Douglas R. Harper
Also filed as: HARPER DOUGLAS R · HARPER DOUGLAS ROBERT
8 granted patents·2 pending applications·120 citations·filing 2002–2014
88Inventor score
Top patents by PatentIndex Score
10 records- 0182USD497917SCompressor shroudCAMPBELL HAUSFELD SCOTT FETZER·Filed 2003·Granted Nov 2, 2004·25 cites·1 claims
- 0281USD475721SCompressor shroudCAMPBELL HAUSFELD SCOTT FETZER·Filed 2002·Granted Jun 10, 2003·26 cites·1 claims
- 0378USD507279SCompressor shroudCAMPBELL HAUSFELD SCOTT FETZER·Filed 2004·Granted Jul 12, 2005·19 cites·1 claims
- 0472USD636409SCompressorCAMPBELL HAUSFELD SCOTT FETZER COMPANY·Filed 2009·Granted Apr 19, 2011·20 cites·1 claims
- 0561USD489736SControl panel for a compressorCAMPBELL HAUSFELD SCOTT FETZER·Filed 2003·Granted May 11, 2004·10 cites·1 claims
- 0654USD495717SControl panel for a compressorCAMPBELL HAUSFELD SCOTT FETZER·Filed 2003·Granted Sep 7, 2004·9 cites·1 claims
- 0747US2014299345A1Hand-held tools and components thereofCAMPBELL HAUSFELD SCOTT FETZER COMPANY·Filed 2014·Application pending·0 cites
- 0846USD536707SAir compressorCAMPBELL HAUSFELD SCOTT FETZER·Filed 2005·Granted Feb 13, 2007·6 cites·1 claims
- 0945US2014339329A1Paint sprayerCAMPBELL HAUSFELD SCOTT FETZER COMPANY·Filed 2012·Application pending·0 cites
- 1043USD536007SAir compressorCAMPBELL HAUSFELD SCOTT FETZER·Filed 2005·Granted Jan 30, 2007·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →