Inventor
WILLIAMSON ROBERT D
US9 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMSON ROBERT D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WILLIAMSON ROBERT D
6 patentsUS4278186AJul 14, 1981
Method and apparatus for beverage dispensing control and quantity monitoring
WILLIAMSON ROBERT D126 citations94
US4196424AApr 1, 1980
Lock tag
WILLIAMSON ROBERT D58 citations94
US4212002AJul 8, 1980
Method and apparatus for selective electronic surveillance
WILLIAMSON ROBERT D20 citations81
USD368223SMar 26, 1996
End cap for pressure vessel
WILLIAMSON ROBERT D10 citations72
US4206453AJun 3, 1980
Method and apparatus for electronic surveillance
WILLIAMSON ROBERT D13 citations72
US4087802AMay 2, 1978
Method and apparatus for electronic surveillance of precisely defined control zone
WILLIAMSON ROBERT D6 citations61