Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11632080 | Tapped inductor voltage controlled oscillator | Charles J. Duey, James W. Caldwell | 2023-04-18 |
| 11606096 | Power supply for voltage controlled oscillators with automatic gain control | — | 2023-03-14 |
| 11515838 | Multi-element resonator | James W. Caldwell | 2022-11-29 |
| 11271524 | Multi-element resonator | James W. Caldwell | 2022-03-08 |
| 11190134 | Tapped inductor voltage controlled oscillator | Charles J. Duey, James W. Caldwell | 2021-11-30 |
| 10924059 | Multi-element resonator | James W. Caldwell | 2021-02-16 |
| 10693470 | Dual mode power supply for voltage controlled oscillators | Lawrence E. Connell | 2020-06-23 |
| 10686453 | Power supply for voltage controlled oscillators with automatic gain control | — | 2020-06-16 |
| 10411647 | Tapped inductor voltage controlled oscillator | Charles J. Duey, James W. Caldwell | 2019-09-10 |
| 9793855 | Tapped inductor voltage controlled oscillator | Charles J. Duey, James W. Caldwell | 2017-10-17 |
| 9425737 | Tapped inductor voltage controlled oscillator | Charles J. Duey, James W. Caldwell | 2016-08-23 |
| 9178554 | Phase correction apparatus and method | Daniel P. McCarthy, Lawrence E. Connell | 2015-11-03 |
| 7653678 | Direct digital synthesis circuit | Neal W. Hollenbeck, Patrick L. Rakers | 2010-01-26 |
| 7479824 | Dual mode voltage supply circuit | James W. Caldwell, Neal W. Hollenbeck | 2009-01-20 |
| 7332979 | Low noise reference oscillator with fast start-up | Lawrence E. Connell, Daniel P. McCarthy | 2008-02-19 |
| 6990164 | Dual steered frequency synthesizer | Lawrence E. Connell | 2006-01-24 |
| 6920316 | High performance integrated circuit regulator with substrate transient suppression | Lawrence E. Connell, Neal W. Hollenbeck, Daniel P. McCarthy | 2005-07-19 |
| 6763996 | Method of communication in a radio frequency identification system | Patrick L. Rakers, Timothy J. Collins, Richard Rachwalski | 2004-07-20 |
| 6657502 | Multiphase voltage controlled oscillator | Lawrence E. Connell | 2003-12-02 |
| 5856766 | Communication device with a frequency compensating synthesizer and method of providing same | Steven F. Gillig, Lawrence E. Connell | 1999-01-05 |
| 5777521 | Parallel accumulator fractional-n frequency synthesizer | Steven F. Gillig | 1998-07-07 |
| 5764111 | Voltage controlled ring oscillator frequency multiplier | — | 1998-06-09 |
| 5731742 | External component programming for crystal oscillator temperature compensation | Carl Wojewoda, Timothy Collins | 1998-03-24 |
| 5691671 | Method and apparatus for a crystal oscillator using piecewise linear odd symmetry temperature compensation | — | 1997-11-25 |
| 5530403 | Low-voltage differential amplifier | Lawrence E. Connell | 1996-06-25 |