Inventor · disambiguated record
Ronald H. Campbell
Also filed as: CAMPBELL RONALD · CAMPBELL RONALD H
5 granted patents·1 pending application·432 citations·filing 1994–2009
86Inventor score
Top patents by PatentIndex Score
6 records- 0194US6313414B1Slope and motion compensator for weighing on a dynamic platformHARVESTMASTER INC·Filed 2000·Granted Nov 6, 2001·115 cites·42 claims
- 0292US6421234B1Handheld electronics device having ergonomic featuresJUNIPER SYSTEMS INC·Filed 2000·Granted Jul 16, 2002·170 cites·17 claims
- 0386US5959257ASystem for weighing material on a conveyorHARVESTMASTER INC·Filed 1998·Granted Sep 28, 1999·62 cites·9 claims
- 0479US6066809AWeighing material on a conveyorHARVESTMASTER INC·Filed 1999·Granted May 23, 2000·44 cites·28 claims
- 0565US5487702AGrain weighing and measuring systemHARVESTMASTER INC·Filed 1994·Granted Jan 30, 1996·41 cites·27 claims
- 0642US2011137611A1System and Method for Measuring Grain Test Weight On a Dynamic PlatformCAMPBELL RONALD H·Filed 2009·Application pending·0 cites
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