Welch; Richard E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Welch; Richard E..The latest application filed is for "flow sensor mounting apparatus".
- Welch; Richard E. - Lexington OH US
- Welch; Richard E. - Rockland MA
Trademarks
| Patent | Date |
|---|---|
| Smart energy controlled water heater Grant 9,151,516 - Buescher , et al. October 6, 2 | 2015-10-06 |
| Flow Sensor Mounting Apparatus App 20150107379 - Rose; Derek J. ; et al. | 2015-04-23 |
| Method and apparatus for operating an electric water heater using adjustable temperature setpoints Grant 8,983,283 - Miu , et al. March 17, 2 | 2015-03-17 |
| Method and apparatus for operating an electric water heater App 20070175883 - Miu; Richard ; et al. | 2007-08-02 |
| External reset device for an electric water heater Grant 7,242,858 - Welch , et al. July 10, 2 | 2007-07-10 |
| Thermistor sensor probe with bimetal high limit control for electric water heater control Grant 7,162,150 - Welch , et al. January 9, 2 | 2007-01-09 |
| Thermistor sensor probe Grant D510,709 - Welch , et al. October 18, 2 | 2005-10-18 |
| Thermistor sensor probe Grant D507,977 - Welch , et al. August 2, 2 | 2005-08-02 |
| Flue Pipe Control App 20030127061 - Khadkikar, Prasad S. ; et al. | 2003-07-10 |
| Flue pipe control Grant 6,584,940 - Khadkikar , et al. July 1, 2 | 2003-07-01 |
| Liquid level sensor App 20020129650 - Zimmermann, Bernd ; et al. | 2002-09-19 |
| Adjustable pivot angle square invention Grant 4,955,141 - Welch September 11, 1 | 1990-09-11 |
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