Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6041919 | Lid and lid system for storing an implement in a container | — | 2000-03-28 |
| 5977899 | Digital-to-analog converter using noise-shaped segmentation | — | 1999-11-02 |
| 5889820 | SPDIF-AES/EBU digital audio data recovery | — | 1999-03-30 |
| 5878145 | Electronic circuit and process for creation of three-dimensional audio effects and corresponding sound recording | — | 1999-03-02 |
| 5786778 | Variable sample-rate DAC/ADC/converter system | Tom W. Kwan | 1998-07-28 |
| 5666299 | Asynchronous digital sample rate converter | Tom W. Kwan, Michael Coln | 1997-09-09 |
| 5638010 | Digitally controlled oscillator for a phase-locked loop providing a residue signal for use in continuously variable interpolation and decimation filters | — | 1997-06-10 |
| 5475628 | Asynchronous digital sample rate converter | Tom W. Kwan, Michael Coln | 1995-12-12 |
| 5471411 | Interpolation filter with reduced set of filter coefficients | Tom W. Kwan, Michael Coln | 1995-11-28 |
| 5451950 | Method for reducing errors in switched-capacitor digital-to-analog converter systems and apparatus therefor | Scott Vincelette, Paul F. Ferguson, Jr. | 1995-09-19 |
| 5412387 | Error reduction in switched capacitor digital-to-analog converter systems by balanced sampling | Scott Vincelette, Paul F. Ferguson, Jr. | 1995-05-02 |
| 5404142 | Data-directed scrambler for multi-bit noise shaping D/A converters | Tom W. Kwan | 1995-04-04 |
| 5375835 | Telescoping pole portable basketball system | Edward G. Van Nimwegen, Barry D. Mower, Kelly Taylor | 1994-12-27 |
| 5311181 | Sigma delta modulator | Paul F. Ferguson, Jr., Apparajan Ganesan | 1994-05-10 |
| 5294913 | Indoor/outdoor portable basketball scoreboard | Barry D. Mower, Lonny R. Matherne | 1994-03-15 |
| 5246225 | Foldable arcade game apparatus and method | Lonny R. Matherne | 1993-09-21 |
| 5133546 | Foldable basketball game apparatus and method | Lonny R. Matherne | 1992-07-28 |
| 5055843 | Sigma delta modulator with distributed prefiltering and feedback | Paul F. Ferguson, Jr., Apparajan Ganesan | 1991-10-08 |
| 4924226 | Signal error compensation | — | 1990-05-08 |
| 4782284 | Frequency analyzer | Donald M. Boettger | 1988-11-01 |
| 4694662 | Condensing sub-cooler for refrigeration systems | — | 1987-09-22 |
| 4588979 | Analog-to-digital converter | — | 1986-05-13 |
| 4430626 | Networks for the log domain | — | 1984-02-07 |
| 4416183 | Rocket retention and ignition system | Charles R. Donohoe | 1983-11-22 |
| 4368425 | System for and method of testing transistors | — | 1983-01-11 |