P

Inventor

SANCHEZ III CAYETANO

US7 patents
⚠️ This page may combine multiple inventors who share the name “SANCHEZ III CAYETANO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAND HELD PROD INC

3 patents
US6752319B2Jun 22, 2004

Lottery game tickets and methods for making same

HAND HELD PROD INC191 citations98
US6419157B1Jul 16, 2002

Methods for processing security documents

HAND HELD PROD INC168 citations98
US6405929B1Jun 18, 2002

Material detection systems for security documents

HAND HELD PROD INC162 citations98

WELCH ALLYN DATA COLLECTION

2 patents
US6186404B1Feb 13, 2001

Security document voiding system

WELCH ALLYN DATA COLLECTION170 citations98
US6304660B1Oct 16, 2001

Apparatuses for processing security documents

WELCH ALLYN DATA COLLECTION81 citations96

GTECH CORP

1 patent
US5935000AAug 10, 1999

Secure gaming ticket and validation method for same

GTECH CORP210 citations98

EHRHART MICHAEL A

1 patent
US7303134B2Dec 4, 2007

Lottery game tickets and methods for making same

EHRHART MICHAEL A14 citations91