Inventor · disambiguated record
Duncan Campbell
Also filed as: CAMPBELL DUNCAN · CAMPBELL DUNCAN B
12 granted patents·589 citations·filing 1980–2003
94Inventor score
Top patents by PatentIndex Score
12 records- 0194US6646218B1Multi-band spectral sorting system for light-weight articlesKEY TECHNOLOGY INC·Filed 2000·Granted Nov 11, 2003·120 cites·4 claims
- 0285US5464981AMethods of separating selected items from a mixture including raisins and the selected itemsSIMCO RAMIC CORP·Filed 1995·Granted Nov 7, 1995·62 cites·27 claims
- 0383US5884775ASystem and method of inspecting peel-bearing potato pieces for defectsSRC VISION INC·Filed 1996·Granted Mar 23, 1999·64 cites·9 claims
- 0483US5791497AMethod of separating fruit or vegetable productsSRC VISION INC·Filed 1996·Granted Aug 11, 1998·74 cites·12 claims
- 0581US6410872B2Agricultural article inspection apparatus and method employing spectral manipulation to enhance detection contrast ratioKEY TECHNOLOGY INC·Filed 1999·Granted Jun 25, 2002·59 cites·13 claims
- 0679US5675416AApparatus and method for detecting and sorting plastic articles having a preferred axis of birefringenceSRC VISION INC·Filed 1996·Granted Oct 7, 1997·59 cites·43 claims
- 0769US6225620B1Peach pit detection apparatus and methodKEY TECHNOLOGY INC·Filed 1999·Granted May 1, 2001·33 cites·20 claims
- 0863US6252189B1Detecting defective peel-bearing potatoes in a random mixture of defective and acceptable peel-bearing potatoesKEY TECHNOLOGY INC·Filed 1999·Granted Jun 26, 2001·24 cites·17 claims
- 0962US7222461B2Light transmission system and method for buildingsNASHER FOUNDATION·Filed 2003·Granted May 29, 2007·20 cites·35 claims
- 1059US5808305AMethod and apparatus for sorting fruit in the production of prunesSRC VISION INC·Filed 1996·Granted Sep 15, 1998·23 cites·20 claims
- 1158US4307294AElectro-mechanical control means for space communication receiverCAMPBELL DUNCAN B·Filed 1980·Granted Dec 22, 1981·21 cites·9 claims
- 1233US5640149AVentilator disconnect alarmULCO ENGINEERING PTY LTD·Filed 1994·Granted Jun 17, 1997·30 cites·6 claims
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