Assignee
POWELL DAVID G
US·4 granted patents·2 pending applications·37 citations·filing 1995–2018
Top patents by PatentIndex Score
6 records- 0193US9221144B2Universal sharpening jig for a cutting bladePOWELL DAVID G·Filed 2013·Granted Dec 29, 2015·17 cites·35 claims
- 0289US10759017B2Glideway crowning plate and method thereof for creating a crown on a cutting edge of a cutting blade with a sharpening jigPOWELL DAVID G·Filed 2018·Granted Sep 1, 2020·3 cites·10 claims
- 0370USD372180SCombined whetstone and housingPOWELL DAVID G·Filed 1995·Granted Jul 30, 1996·17 cites·1 claims
- 0445US8529316B2Sharpening apparatus for plane iron crowningPOWELL DAVID G·Filed 2009·Granted Sep 10, 2013·0 cites·11 claims
- 0537US2005255803A1Precision abrasive finishing apparatusPOWELL DAVID G·Filed 2004·Application pending·0 cites
- 0631US2005252501A1Sharpening apparatusPOWELL DAVID G·Filed 2004·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →