1
Leonard Ernst, David Quam: Transformer circuit and method with saturation prevention. Dowty RFL, Martin M Novack, September 22, 1992: US05150270 (13 worldwide citation)

The disclosure is directed to a transformer circuit apparatus which receives an input signal and generates an output signal representative of the input signal. For example, the input signal may be an AC current, and the output signal to be generated may be a voltage that is proportional to the curre ...


2
Bin Wang, Xin Hua Cao, Brad Terlson, David Quam: Humidifier components for pad access. Honeywell International, Seager Tufte & Wickhem, November 6, 2012: US08302943 (3 worldwide citation)

A humidifier pad assembly for a humidifier that is configured for adding humidity to an air stream of an HVAC system of a building or other structure. The humidifier pad assembly may include a frame for holding a replaceable humidifier pad within the housing of the humidifier. The frame may be struc ...


3
Amy Ragland, David Quam, Brad Paine: HVAC controller having economy and comfort operating modes. Honeywell International, Seager Tufte & Wickhem, August 16, 2016: US09416987 (2 worldwide citation)

An HVAC controller may be programmed to control an HVAC system according to a comfort mode and an economy mode. When the HVAC system is operating according to the comfort mode, the HVAC system may primarily draw energy from a locally generated energy source or local energy storage system. The HVAC c ...


4
Bin Wang, Xin Hua Cao, Brad Terlson, David Quam: Humidifier with versatile humidifier pad access. Honeywell International, Seager Tufte & Wickhem, September 16, 2014: US08833739 (1 worldwide citation)

A humidifier for an HVAC system includes a replaceable humidifier pad, and a housing for holding the replaceable humidifier pad in an operating position during operation of the humidifier. The back side of the housing may define an air flow aperture that is in fluid communication with the replaceabl ...


5
Barbara Dean Hendricks, Joshua Jacque Edberg, David Quam, Amy Ragland: HVAC controller with indoor air quality scheduling. Honeywell International, Seager Tufte & Wickhem, November 7, 2017: US09810441

An HVAC controller, such as a thermostat, may be configured to allow a user to set and/or select schedule time period in which one or more indoor quality units (e.g. humidification, dehumidification, ventilation, etc.) will or will not operate, and/or will operated but using different settings. In s ...


6
Brad Terlson, David Quam, Christopher Goh: Bypass humidifier with damper control. Honeywell International, Seager Tufte & Wickhem, August 2, 2016: US09404666

An improved humidifier system for adding humidity to an air stream of an HVAC system. The humidifier system includes an air path that is configured to accept air from a first HVAC duct and return air to a second HVAC duct. A damper is disposed in the air path to selectively substantially block the f ...


7
David Quam, Amy Ragland, Steve R Peterson: Remote contractor system with summary display screen. Honeywell International, Seager Tufte & Wickhem, November 27, 2018: US10139123

A system that allows a contractor to remotely monitor and/or interact with its customers' building control systems, such as heating, ventilating and air conditioning (HVAC) systems, and analyze information obtained from the building control systems over time. Such a system may help the contractor mo ...


8
David Quam, Amy Ragland, Steve R Peterson, Joel Swanson: Remote building monitoring system with contractor locator. Honeywell International, Seager Tufte & Wickhem, May 15, 2018: US09970675

A system allows a contractor to remotely monitor and/or interact with its customers' building control systems, such as heating, ventilating and air conditioning (HVAC) systems, and analyze information obtained from the building control systems over time. Such a system may help the contractor monitor ...


9
David Quam, Amy Ragland, Steve R Peterson: Remote contractor system with case management. Honeywell International, Seager Tufte & Wickhem, January 30, 2018: US09879875

A system that allows a contractor to remotely monitor and/or interact with its customers' building control systems, such as heating, ventilating and air conditioning (HVAC) systems, and analyze information obtained from the building control systems over time. Such a system may help the contractor mo ...


10
David Quam, Amy Ragland, Steve R Peterson, Brad Paine: Remote contractor system with data analytics for identifying needed products or services. Honeywell International, Seager Tufte & Wickhem, March 13, 2018: US09915439

A system that allows a contractor to remotely monitor and/or interact with its customers' building control systems, such as heating, ventilating and air conditioning (HVAC) systems, and analyze information obtained from the building control systems over time. Such a system may help the contractor mo ...