Inventor
THOMPSON CHESTER O D
US19 patents
⚠️ This page may combine multiple inventors who share the name “THOMPSON CHESTER O D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HY KO PRODUCTS CO
8 patentsUS7891919B2Feb 22, 2011
Key duplication machine
HY KO PRODUCTS CO72 citations97
US9934448B2Apr 3, 2018
Key blank identification system with groove scanning
HY KO PRODUCTS CO6 citations84
US10421133B2Sep 24, 2019
Key duplication machine
HY KO PRODUCTS CO6 citations83
US9308590B2Apr 12, 2016
Key duplication machine
HY KO PRODUCTS CO12 citations83
US10503384B2Dec 10, 2019
Object identification system
HY KO PRODUCTS CO2 citations68
US11227181B2Jan 18, 2022
Key blank identification system with groove scanning
HY KO PRODUCTS CO0 citations62
US10956772B2Mar 23, 2021
High security key scanning system
HY KO PRODUCTS CO0 citations61
US11334234B2May 17, 2022
Object identification system
HY KO PRODUCTS CO0 citations58
HY-KO PRODUCTS COMPANY
5 patentsUS9514385B2Dec 6, 2016
Key blank identification system with groove scanning
HY-KO PRODUCTS COMPANY14 citations92
US9687920B2Jun 27, 2017
Key duplication machine
HY-KO PRODUCTS COMPANY6 citations83
US9656332B2May 23, 2017
Key duplication machine
HY-KO PRODUCTS COMPANY8 citations83
US9582734B2Feb 28, 2017
Key blank identification system with bitting analysis
HY-KO PRODUCTS COMPANY12 citations83
US9818041B2Nov 14, 2017
High security key scanning system
HY-KO PRODUCTS COMPANY10 citations82