Inventor · disambiguated record
Melvin D. Mccall
Also filed as: MCCALL MELVIN · MCCALL MELVIN D · MCCALL MELVIN DOUGLAS
39 granted patents·12 pending applications·7,069 citations·filing 1985–2015
99Inventor score
Files withHAND HELD PROD INC31WELCH ALLYN DATA COLLECTION7GOMEZ GARRISON2WELCH ALLYN INC2FLETCHER DONNA M1
Top patents by PatentIndex Score
51 records- 0199US6371374B1Adjustable illumination system for a barcode scannerWELCH ALLYN DATA COLLECTION·Filed 2000·Granted Apr 16, 2002·355 cites·40 claims
- 0298US9734493B2Terminal including imaging assemblyHAND HELD PROD INC·Filed 2015·Granted Aug 15, 2017·106 cites·17 claims
- 0398US8967468B2Terminal including imaging assemblyHAND HELD PROD INC·Filed 2013·Granted Mar 3, 2015·513 cites·25 claims
- 0498US8723804B2Transaction terminal and adaptor thereforFLETCHER DONNA M·Filed 2005·Granted May 13, 2014·600 cites·31 claims
- 0598US8561895B2Terminal including imaging assemblyGOMEZ GARRISON·Filed 2011·Granted Oct 22, 2013·606 cites·25 claims
- 0698US8544737B2Terminal including imaging assemblyGOMEZ GARRISON·Filed 2009·Granted Oct 1, 2013·622 cites·25 claims
- 0798US6832725B2Optical reader comprising multiple color illuminationHAND HELD PROD INC·Filed 2002·Granted Dec 21, 2004·967 cites·6 claims
- 0898US6601768B2Imaging module for optical reader comprising refractive diffuserWELCH ALLYN DATA COLLECTION·Filed 2001·Granted Aug 5, 2003·241 cites·41 claims
- 0998US6550679B2Image sensor mounting systemHAND HELD PROD INC·Filed 2001·Granted Apr 22, 2003·309 cites·48 claims
- 1097US7878403B2Image sensor based optical readerHAND HELD PROD INC·Filed 2009·Granted Feb 1, 2011·69 cites·29 claims
- 1197US7533824B2Image sensor based optical readerHAND HELD PROD INC·Filed 2006·Granted May 19, 2009·61 cites·21 claims
- 1297US7270274B2Imaging module comprising support post for optical readerHAND HELD PROD INC·Filed 2002·Granted Sep 18, 2007·155 cites·27 claims
- 1397USD459728SOptical reader deviceHAND HELD PROD INC·Filed 2001·Granted Jul 2, 2002·111 cites·1 claims
- 1496US8720783B2Device and system for processing image data representing bar codesHAND HELD PRODUCTS INC DOING BUSINESS AS HONEYWELL SCANNING AND MOBILITY·Filed 2012·Granted May 13, 2014·599 cites·8 claims
- 1596US6659350B2Adjustable illumination system for a barcode scannerHAND HELD PRODUCTS·Filed 2002·Granted Dec 9, 2003·187 cites·35 claims
- 1696US6164544AAdjustable illumination system for a barcode scannerWELCH ALLYN DATA COLLECTION·Filed 1998·Granted Dec 26, 2000·254 cites·9 claims
- 1795US7600687B2Device and system for processing image data representing bar codesHAND HELD PROD INC·Filed 2007·Granted Oct 13, 2009·39 cites·11 claims
- 1895US7219841B2Device and system for verifying quality of bar codesHAND HELD PROD INC·Filed 2004·Granted May 22, 2007·98 cites·34 claims
- 1995US6607128B1Optical assembly for barcode scannerWELCH ALLYN DATA COLLECTION·Filed 2000·Granted Aug 19, 2003·230 cites·33 claims
- 2095US6275388B1Image sensor mounting systemWELCH ALLYN DATA COLLECTION·Filed 1998·Granted Aug 14, 2001·194 cites·45 claims
- 2194US7500614B2Imaging module for optical readerHAND HELD PROD INC·Filed 2006·Granted Mar 10, 2009·42 cites·20 claims
- 2294US7296751B2Imaging module for optical readerHAND HELD PROD INC·Filed 2003·Granted Nov 20, 2007·120 cites·48 claims
- 2393US9076054B2Image sensor based optical readerHAND HELD PROD INC·Filed 2013·Granted Jul 7, 2015·13 cites·19 claims
- 2493US7748620B2Transaction terminal including imaging moduleHAND HELD PROD INC·Filed 2002·Granted Jul 6, 2010·119 cites·55 claims
- 2589US7121470B2Transaction terminal having elongated finger recessHAND HELD PROD INC·Filed 2002·Granted Oct 17, 2006·108 cites·22 claims
- 2687US8342408B2Device and system for processing image data representing bar codesHAND HELD PROD INC·Filed 2011·Granted Jan 1, 2013·7 cites·8 claims
- 2787US7306155B2Image sensor assembly for optical readerHAND HELD PROD INC·Filed 2004·Granted Dec 11, 2007·22 cites·23 claims
- 2886US6119939AOptical assembly for barcode scannerWELCH ALLYN INC·Filed 1998·Granted Sep 19, 2000·94 cites·10 claims
- 2985US7472825B2Transaction terminalHAND HELD PROD INC·Filed 2003·Granted Jan 6, 2009·34 cites·72 claims
- 3084US7451917B2Transaction terminal comprising imaging moduleHAND HELD PROD INC·Filed 2003·Granted Nov 18, 2008·62 cites·27 claims
- 3182US8002187B2Device and system for processing image data representing bar codesHAND HELD PROD INC·Filed 2009·Granted Aug 23, 2011·7 cites·11 claims
- 3279US4865368ASlide latch gravity lockSMITH CORONA CORP·Filed 1987·Granted Sep 12, 1989·45 cites·5 claims
- 3378USD568327SOptical reading device standHAND HELD PROD INC·Filed 2006·Granted May 6, 2008·23 cites·1 claims
- 3476US7479946B2Ergonomically designed multifunctional transaction terminalHAND HELD PROD INC·Filed 2002·Granted Jan 20, 2009·15 cites·64 claims
- 3576US7172114B2Tamperproof point of sale transaction terminalHAND HELD PROD INC·Filed 2004·Granted Feb 6, 2007·21 cites·40 claims
- 3672USD580939SOptical reading deviceHAND HELD PROD INC·Filed 2006·Granted Nov 18, 2008·18 cites·1 claims
- 3767US8096472B2Image sensor assembly for optical readerSCHWARTZ ERIC D·Filed 2007·Granted Jan 17, 2012·1 cites·28 claims
- 3854US8474722B2Image sensor based optical readerHENNICK ROBERT JOHN·Filed 2011·Granted Jul 2, 2013·0 cites·26 claims
- 3950US2003132293A1Transaction terminal including raised surface peripheral to touch screenHAND HELD PROD INC·Filed 2002·Application pending·0 cites
- 4048US2003127516A1Image sensor mounting systemHAND HELD PROD INC·Filed 2003·Application pending·0 cites
- 4146US2003132294A1Transaction terminal including signature entry feedbackHAND HELD PROD INC·Filed 2002·Application pending·0 cites
- 4244US2005039052A1Ease of use transaction terminalFiled 2004·Application pending·0 cites
- 4342US2003135751A1Transaction terminal encryption apparatus comprising encryption mode indicatorFiled 2002·Application pending·0 cites
- 4441US2003213847A1Imaging module for optical reader comprising refractive diffuserWELCH ALLYN DATA COLLECTION·Filed 2003·Application pending·0 cites
- 4541US2004000592A1Adjustable illumination system for a barcode scannerWELCH ALLYN INC·Filed 2003·Application pending·0 cites
- 4639US2003034394A1Optical reader comprising finely adjustable lens assemblyHAND HELD PROD INC·Filed 2002·Application pending·0 cites
- 4739US2003019934A1Optical reader aiming assembly comprising apertureHAND HELD PROD INC·Filed 2002·Application pending·0 cites
- 4839US2003209603A1Optical assembly for barcode scannerWELCH ALLYN DATA COLLECTION·Filed 2003·Application pending·0 cites
- 4939US2003029917A1Optical reader for imaging moduleHAND HELD PROD INC·Filed 2002·Application pending·0 cites
- 5037US2011259963A1Indicia reader with a speaker for audible error feedbackHAND HELD PROD INC·Filed 2010·Application pending·0 cites
Showing the top 50 of 51 patent records by PatentIndex Score.
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