Johnson; Keith O.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Johnson; Keith O..The latest application filed is for "methods and apparatuses for adjusting sonic balace in audio reproduction systems".
- Johnson; Keith O. - Pacifica CA
- Johnson; Keith O. - late of McKinney TX
- Johnson, Keith O. - McKinney TX
- Johnson; Keith O. - Medford OR
- Johnson; Keith O. - Richland WA
- Johnson; Keith O. - Topanga Canyon CA
| Patent | Date |
|---|---|
| Compensation system and method for sound reproduction Grant 7,184,556 - Johnson , et al. February 27, 2 | 2007-02-27 |
| Computer-based system and method for automatic configuration of an external device Grant 6,823,526 - Howard , et al. November 23, 2 | 2004-11-23 |
| Methods and apparatuses for adjusting sonic balace in audio reproduction systems App 20040002781 - Johnson, Keith O. | 2004-01-01 |
| Computer-based system and method for external device recognition App 20030009604 - Howard, Dennis Wayne ; et al. | 2003-01-09 |
| Signal encode/decode system Grant 5,872,531 - Johnson , et al. February 16, 1 | 1999-02-16 |
| Systems for enhancing frequency bandwidth Grant 5,864,311 - Johnson , et al. January 26, 1 | 1999-01-26 |
| Hidden side code channels Grant 5,854,600 - Johnson , et al. December 29, 1 | 1998-12-29 |
| Systems for achieving enhanced amplitude resolution Grant 5,838,274 - Johnson , et al. November 17, 1 | 1998-11-17 |
| Silent data conversion system with sampling during electrical silence Grant 5,640,161 - Johnson , et al. June 17, 1 | 1997-06-17 |
| Method and apparatus for slew limiting Grant 5,638,074 - Johnson June 10, 1 | 1997-06-10 |
| Compatible signal encode/decode system Grant 5,479,168 - Johnson , et al. December 26, 1 | 1995-12-26 |
| Method and apparatus for measuring thickness of fat using infrared light Grant 5,014,713 - Roper , et al. May 14, 1 | 1991-05-14 |
| Plenum chamber length measurement system for nuclear fuel Grant 3,967,382 - Johnson , et al. July 6, 1 | 1976-07-06 |
| Electromagnetic Transducer Head Having A Bias Frequency Gap And An Intelligence Frequency Gap Grant 3,670,114 - Johnson , et al. June 13, 1 | 1972-06-13 |
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