Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6072885 | Hearing aid device incorporating signal processing techniques | Douglas M. Chabries, Carver A. Mead | 2000-06-06 |
| 5848171 | Hearing aid device incorporating signal processing techniques | Douglas M. Chabries | 1998-12-08 |
| 5500902 | Hearing aid device incorporating signal processing techniques | Douglas M. Chabries | 1996-03-19 |
| 5273632 | Methods and apparatus for analysis of chromatographic migration patterns | Jeffrey Ives | 1993-12-28 |
| 5149960 | Method of converting scanner signals into colorimetric signals | Bruce E. Dunne | 1992-09-22 |
| 4446494 | Uniform speed control for a multi-channel digital recorder | Bruce C. Rothaar | 1984-05-01 |
| 4433348 | Apparatus and method for requiring proper synchronization of a digital data flow | Bruce C. Rothaar | 1984-02-21 |
| 4328580 | Apparatus and an improved method for processing of digital information | Bruce C. Rothaar | 1982-05-04 |
| 4202018 | Apparatus and method for providing error recognition and correction of recorded digital information | — | 1980-05-06 |