Inventor

JOHNSTON WILLIAM STEWART

US22 patents

⚠️ This page may combine multiple inventors who share the name “JOHNSTON WILLIAM STEWART”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JOHNSTON WILLIAM STEWART

FORD GLOBAL TECH LLC

Vapor injection heat pump and control method

Vapor injection heat pump and control method

Method of operating a cooling system having dual independent refrigerant loops for providing cooling to a vehicle cabin and vehicle battery

Battery chiller control with electronic expansion device

Vehicle cabin and high voltage battery thermal management system

Electric vehicle battery cooling using excess cabin air conditioning capacity

Vehicular climate control system

Cooling system having dual independent refrigerant loops for providing cooling to a vehicle cabin and vehicle battery

Heat pump system with multi-way-position valve

Vehicle cabin and high voltage battery thermal management system

Dynamically controlled vehicle cooling and heating system operable in multi-compression cycles

Blower motor operation

Blower motor operation

Electrified vehicle with cabin pre-cooling strategy for managing battery and cabin cooling loads

Enhanced vehicle window anti-fogging strategy

Personal air purifying respirator

Enhanced vehicle window anti-fogging strategy

Enhanced vehicle window anti-fogging strategy

Cold ambient battery cooling utilizing the climate cabin heating system

Electrical control systems for powered air-purifying respirators

Vehicle evaporator core icing prevention

JOHNSTON WILLIAM STEWART

Method and system for detecting low refrigerant charge and air conditioner protection system