Inventor · disambiguated record
Todd A. Dueker
Also filed as: DUEKER TODD · DUEKER TODD A
7 granted patents·2 pending applications·984 citations·filing 1998–2004
92Inventor score
Top patents by PatentIndex Score
9 records- 0196US6752319B2Lottery game tickets and methods for making sameHAND HELD PROD INC·Filed 2001·Granted Jun 22, 2004·191 cites·13 claims
- 0295US6419157B1Methods for processing security documentsHAND HELD PROD INC·Filed 2000·Granted Jul 16, 2002·168 cites·47 claims
- 0393US6155491ALottery game ticket processing apparatusWELCH ALLYN DATA COLLECTION·Filed 1998·Granted Dec 5, 2000·198 cites·43 claims
- 0491US6405929B1Material detection systems for security documentsHAND HELD PROD INC·Filed 1998·Granted Jun 18, 2002·162 cites·41 claims
- 0591US6186404B1Security document voiding systemWELCH ALLYN DATA COLLECTION·Filed 1998·Granted Feb 13, 2001·170 cites·16 claims
- 0683US6304660B1Apparatuses for processing security documentsWELCH ALLYN DATA COLLECTION·Filed 1998·Granted Oct 16, 2001·81 cites·44 claims
- 0775US7303134B2Lottery game tickets and methods for making sameEHRHART MICHAEL A·Filed 2004·Granted Dec 4, 2007·14 cites·19 claims
- 0849US2002084327A1Scratch-off material sensor system for lottery game ticketsWELCH ALLYN DATA COLLECTION·Filed 2001·Application pending·0 cites
- 0940US2002125323A1Optical scanner data collection network employing multi-packet transmission of decoded dataWELCH ALLYN DATA COLLECTION·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →