Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8421433 | Low noise bandgap references | — | 2013-04-16 |
| 6300833 | DC gain enhancement for operational amplifiers | Chad Traylor | 2001-10-09 |
| 6133764 | Comparator circuit and method | Richard S. Griffith, Thomas A. Somerville | 2000-10-17 |
| 5900772 | Bandgap reference circuit and method | Thomas A. Somerville | 1999-05-04 |
| 5798673 | Low voltage operational amplifier bias circuit and method | Richard S. Griffith, Thomas D. Petty | 1998-08-25 |
| 5734296 | Low voltage operational amplifier input stage and method | Robert N. Dotson, Richard S. Griffith | 1998-03-31 |
| 5726597 | Method and circuit for reducing offset voltages for a differential input stage | Thomas D. Petty, Richard S. Griffith, Robert N. Dotson | 1998-03-10 |
| 5699015 | Low voltage operational amplifier and method | Robert N. Dotson, Richard S. Griffith, Thomas D. Petty | 1997-12-16 |
| 5679275 | Circuit and method of modifying characteristics of a utilization circuit | Gary L. Spraggins, David M. Susak | 1997-10-21 |
| 5621308 | Electrical apparatus and method for providing a reference signal | Petr Kadanka | 1997-04-15 |
| 5521488 | Voltage regulator and method therefor | Troy Stockstad, Thomas D. Petty | 1996-05-28 |
| 5471174 | Amplifier having an output stage with bias current cancellation | Thomas D. Petty, Troy Stockstad | 1995-11-28 |
| 5448770 | Temperature-coefficient controlled radio frequency signal detecting circuitry | Alexander Wayne Hietala, Troy Stockstad | 1995-09-05 |
| 5422559 | Pulsed battery charger circuit | Jefferson W. Hall, Thomas D. Petty, Renwin J. Yee, Troy Stockstad | 1995-06-06 |
| 5422600 | Amplifier input stage with charge pump supplying a differential transistor pair | Thomas D. Petty, Troy Stockstad | 1995-06-06 |
| 5311147 | High impedance output driver stage and method therefor | Thomas D. Petty | 1994-05-10 |
| 5285170 | Operational amplifier with all NPN transistor output stage | Troy Stockstad, Thomas D. Petty | 1994-02-08 |
| 5204639 | Miller loop compensation network with capacitive drive | Bradley T. Moore, Renwin J. Yee | 1993-04-20 |
| 5153529 | Rail-to-rail input stage of an operational amplifier | Rikki Koda, Thomas D. Petty | 1992-10-06 |
| 5140280 | Rail-to-rail output stage of an operational amplifier | Thomas D. Petty, Rikki Koda | 1992-08-18 |
| 5089769 | Precision current mirror | Thomas D. Petty | 1992-02-18 |
| 5059921 | Amplifier having two operating modes | Thomas D. Petty | 1991-10-22 |
| 5059923 | Fractional load current detector | Thomas D. Petty | 1991-10-22 |
| 5057709 | Current threshold detector circuit | Thomas D. Petty | 1991-10-15 |
| 5029284 | Precision switchable bus terminator circuit | David W. Feldbaumer | 1991-07-02 |