Inventor
GRASSER MATTHEW
US8 patents
⚠️ This page may combine multiple inventors who share the name “GRASSER MATTHEW”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BYTEMARK INC
6 patentsUS9881433B2Jan 30, 2018
Systems and methods for electronic ticket validation using proximity detection
BYTEMARK INC13 citations82
US9239993B2Jan 19, 2016
Method and system for distributing electronic tickets with visual display
BYTEMARK INC11 citations81
US11556863B2Jan 17, 2023
Method and system for distributing electronic tickets with visual display for verification
BYTEMARK INC5 citations71
US10762733B2Sep 1, 2020
Method and system for electronic ticket validation using proximity detection
BYTEMARK INC5 citations71
US10360567B2Jul 23, 2019
Method and system for distributing electronic tickets with data integrity checking
BYTEMARK INC1 citations59
US10346764B2Jul 9, 2019
Method and system for distributing electronic tickets with visual display for verification
BYTEMARK INC0 citations49