1
Jeffrey Stewart, James McClelland, Charles E Smith: Vehicle sobriety interlock device. Sheram Enterprises, Larson Larson PA, James E Larson, Herbert W Larson, April 17, 2007: US07204335 (12 worldwide citation)

An interlock device for measuring the sobriety of a potential vehicle operator is coupled to the starting mechanism of the vehicle. The interlock device includes a microprocessor controlled handset and base unit. The base unit encloses relays to preclude the starting mechanism from engaging if a pre ...


2
Stewart Jeffrey, Mcclelland James, Smith Charles E: Dispositif de verrouillage anti-ebriete pour vehicule, Vehicle sobriety interlock device. Sheram Enterprises, Sheram Enterprises, BERESKIN & PARR, June 9, 2005: CA2539073

An interlock device for measuring the sobriety of a potential vehicle operator is coupled to the starting mechanism of the vehicle. The interlock device includes a microprocessor controlled handset and base unit (138). The base unit encloses relays to preclude the starting mechanism from engaging if ...


3
Stewart Jeffrey, Mcclelland James, Smith Charles E: Vehicle sobriety interlock device. Sheram Entpr, July 12, 2006: EP1678001-A1

An interlock device for measuring the sobriety of a potential vehicle operator is coupled to the starting mechanism of the vehicle. The interlock device includes a microprocessor controlled handset and base unit (138). The base unit encloses relays to preclude the starting mechanism from engaging if ...


4
Jeffrey Stewart, James McClelland, Charles E Smith: Vehicle sobriety interlock device. Larson And Larson, November 3, 2005: US20050241871-A1

An interlock device for measuring the sobriety of a potential vehicle operator is coupled to the starting mechanism of the vehicle. The interlock device includes a microprocessor controlled handset and base unit. The base unit encloses relays to preclude the starting mechanism from engaging if a pre ...


5
Stewart Jeffrey, Mcclelland James, Smith Charles E: Vehicle sobriety interlock device. Sheram Enterprises, Stewart Jeffrey, Mcclelland James, Smith Charles E, LARSON James E, June 9, 2005: WO/2005/051700

An interlock device for measuring the sobriety of a potential vehicle operator is coupled to the starting mechanism of the vehicle. The interlock device includes a microprocessor controlled handset and base unit (138). The base unit encloses relays to preclude the starting mechanism from engaging if ...