Inventor
LECH ROBERT R
US26 patents
⚠️ This page may combine multiple inventors who share the name “LECH ROBERT R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WALKER DIGITAL LLC
18 patentsUS6843724B2Jan 18, 2005
Electronic amusement device offering secondary game of chance and method for operating same
WALKER DIGITAL LLC221 citations99
US6692353B2Feb 17, 2004
Electronic amusement device offering secondary game of chance and method for operating same
WALKER DIGITAL LLC226 citations99
US6648762B2Nov 18, 2003
Electronic amusement device and method for propagating a performance adjustment signal
WALKER DIGITAL LLC205 citations99
US6533658B1Mar 18, 2003
Electronic amusement device and method for operating same
WALKER DIGITAL LLC281 citations99
US6397193B1May 28, 2002
Method and apparatus for automatically vending a combination of products
WALKER DIGITAL LLC227 citations99
US6364765B1Apr 2, 2002
Electronic amusement device offering secondary game of chance and method for operating same
WALKER DIGITAL LLC576 citations99
US6328648B1Dec 11, 2001
Electronic amusement device and method for propagating a performance adjustment signal
WALKER DIGITAL LLC174 citations99
US6193155B1Feb 27, 2001
Method and apparatus for issuing and managing gift certificates
WALKER DIGITAL LLC420 citations99
US6176781B1Jan 23, 2001
Electronic amusement device and method for operating same
WALKER DIGITAL LLC213 citations99
US6085888AJul 11, 2000
Method and apparatus for establishing and managing vending machine subscriptions
WALKER DIGITAL LLC105 citations99
US6298972B1Oct 9, 2001
Method and apparatus for establishing and managing vending machine subscriptions
WALKER DIGITAL LLC57 citations96
US7895120B2Feb 22, 2011
Method and apparatus for issuing and managing gift certificates
WALKER DIGITAL LLC16 citations93
US7747522B1Jun 29, 2010
Method and apparatus for issuing and managing gift certificates
WALKER DIGITAL LLC13 citations93
US7546277B1Jun 9, 2009
Method and apparatus for dynamically managing vending machine inventory prices
WALKER DIGITAL LLC18 citations93
US7233912B2Jun 19, 2007
Method and apparatus for vending a combination of products
WALKER DIGITAL LLC33 citations93
US6597776B1Jul 22, 2003
Method and system for allowing extended connections to content providers via prepaid content provider accounts
WALKER DIGITAL LLC36 citations93
US7894937B2Feb 22, 2011
Method and apparatus for dynamically managing vending machine inventory prices
WALKER DIGITAL LLC12 citations84
US7711658B2May 4, 2010
Method and apparatus for dynamically managing vending machine inventory prices
WALKER DIGITAL LLC10 citations84
WALKER JAY S
4 patentsUSRE43114EJan 17, 2012
Electronic amusement device and method for operating same
WALKER JAY S9 citations84
US8099360B2Jan 17, 2012
Method and apparatus for issuing and managing gift certificates
WALKER JAY S10 citations84
US9171316B2Oct 27, 2015
Method and apparatus for vending a combination of products
WALKER JAY S4 citations73
US8480467B2Jul 9, 2013
Electronic amusement device offering secondary game of chance and method for operating same
WALKER JAY S1 citations63