Mayfield; Glenn A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mayfield; Glenn A..The latest application filed is for "instrument transformer test equipment and method".
- Mayfield; Glenn A. - Lafayette IN US
- Mayfield; Glenn A. - West Lafayette IN
- Mayfield, Glenn A - West Lafeyette IN
- Mayfield, Glenn A - West Lafayette IN
- Mayfield; Glenn A. - Columbus OH
| Patent | Date |
|---|---|
| Instrument transformer test equipment and method Grant 9,366,744 - Mayfield , et al. June 14, 2 | 2016-06-14 |
| Instrument Transformer Test Equipment And Method App 20120139555 - Mayfield; Glenn A. ; et al. | 2012-06-07 |
| Transformers Grant 7,439,843 - Mayfield , et al. October 21, 2 | 2008-10-21 |
| Reduction of capacitance effects in potential transformers Grant 6,963,262 - Mayfield November 8, 2 | 2005-11-08 |
| Transformers App 20050219028 - Mayfield, Glenn A. ; et al. | 2005-10-06 |
| Transformers Grant 6,903,642 - Mayfield , et al. June 7, 2 | 2005-06-07 |
| Wide ratio autotransformer-type current ranging Grant 6,879,232 - Mayfield April 12, 2 | 2005-04-12 |
| Methods and apparatus for analog-to-digital conversion Grant 6,833,803 - Mayfield December 21, 2 | 2004-12-21 |
| Reduction of capacitance effects in potential transformers App 20040004524 - Mayfield, Glenn A | 2004-01-08 |
| Methods and apparatus for analog-to-digital conversion App 20030174083 - Mayfield, Glenn A | 2003-09-18 |
| Wide ratio autotransformer-type current ranging App 20030151482 - Mayfield, Glenn A | 2003-08-14 |
| Transformers App 20030137382 - Mayfield, Glenn A. ; et al. | 2003-07-24 |
| Compensated transformers Grant 5,276,394 - Mayfield January 4, 1 | 1994-01-04 |
| Programmable demand register with two way communication through an optical port and external reading devices associated therewith Grant 4,542,469 - Brandyberry , et al. September 17, 1 | 1985-09-17 |
| Average responding RMS indicating type transducer Grant 4,417,198 - Mayfield November 22, 1 | 1983-11-22 |
| Watt/watthour transducer and amplifier-filter therefor Grant 4,055,804 - Mayfield October 25, 1 | 1977-10-25 |
| Watt/watt hour transducer having current signals and a modulator therefor Grant 3,976,942 - Mayfield August 24, 1 | 1976-08-24 |
| Watt/watthour transducer and integrator and current sources therefor Grant 3,975,682 - Mayfield August 17, 1 | 1976-08-17 |
| Current/voltage transducer Grant 3,971,979 - Mayfield July 27, 1 | 1976-07-27 |
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