Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D957785 | Safe | Keith G. Sanders | 2022-07-12 |
| D952984 | Safe | Keith G. Sanders | 2022-05-24 |
| 9226577 | Modular safe interior | Keith G. Sanders | 2016-01-05 |
| RE44568 | Gun safe door storage system | — | 2013-11-05 |
| 8276527 | Corner bolt locking system | — | 2012-10-02 |
| 7877920 | Door-mounted rifle rack | Dale Szuminski, Lyle Evans | 2011-02-01 |
| 7665405 | Force deflector | Lyle Evans | 2010-02-23 |
| 7409790 | Gun safe door storage system | — | 2008-08-12 |
| 6674813 | Integrated circuit for detecting a received signal and circuit configuration | Hans-Eberhard Kröbel | 2004-01-06 |
| 6600912 | Receiver for various frequency bands | Andreas Dietze | 2003-07-29 |
| 6424824 | Apparatus for setting the tuning voltage of tunable resonant circuits | Hans-Eberhard Kröbel | 2002-07-23 |
| 6396353 | PLL frequency synthesizer operated with reduced settling time constant during frequency changeover | Hans-Eberhard Kröbel | 2002-05-28 |
| 5648823 | Circuit configuration for intermediate frequency demodulation and device for video signal processing including the circuit | Hans Fiesel | 1997-07-15 |
| 5229734 | Filter with adjustable edge steepness | Jurgen Wondra | 1993-07-20 |
| 5115409 | Multiple-input four-quadrant multiplier | — | 1992-05-19 |
| 4991015 | Method and circuit arrangement for identifying the presence or absence of at least one frequency of a known value in an input signal compound of a plurality of frequencies | — | 1991-02-05 |
| 4668910 | Method and circuit for determining the presence or absence of at least one frequency of known value in an input signal composed of several frequencies | — | 1987-05-26 |
| 4565978 | Integrable oscillator circuit | Josef Fenk | 1986-01-21 |