HEGER; Charles E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for HEGER; Charles E..The latest application filed is for "automated dust collection system".
- HEGER; Charles E. - Saratoga CA
| Patent | Date |
|---|---|
| Automated dust collection system App 20130068255 - HEGER; Charles E. | 2013-03-21 |
| Power cable magnetic field sensor Grant 7,714,567 - Heger May 11, 2 | 2010-05-11 |
| Ratiometric AC wire tracer Grant 7,671,576 - Heger , et al. March 2, 2 | 2010-03-02 |
| Power cable magnetic field sensor App 20090315555 - Heger; Charles E. | 2009-12-24 |
| Ratiometric Ac Wire Tracer App 20090224747 - Heger; Charles E. ; et al. | 2009-09-10 |
| Gradiometric Directional Metal Detector App 20080297158 - Heger; Charles E. ; et al. | 2008-12-04 |
| Wireless swimming pool water level system Grant 7,318,344 - Heger January 15, 2 | 2008-01-15 |
| Modular laser layout system Grant 7,181,853 - Heger , et al. February 27, 2 | 2007-02-27 |
| Sensor auto-recalibration Grant 6,989,662 - Heger , et al. January 24, 2 | 2006-01-24 |
| Sensor Auto-recalibration App 20050242800 - Heger, Charles E. ; et al. | 2005-11-03 |
| Apparatus and method for capacitive level sensor Grant 6,922,063 - Heger July 26, 2 | 2005-07-26 |
| Modular laser layout system App 20050005462 - Heger, Charles E. ; et al. | 2005-01-13 |
| Dual axis capacitive level sensor App 20050007125 - Heger, Charles E. | 2005-01-13 |
| Wireless swimming pool water level system App 20040118203 - Heger, Charles E. | 2004-06-24 |
| Wireless swimming pool water level system App 20020116999 - Heger, Charles E. | 2002-08-29 |
| Method for locating energized electric conductor App 20010010460 - Miller, Lawrence F. ; et al. | 2001-08-02 |
| Enhanced impulse radar system Grant 6,100,839 - Heger , et al. August 8, 2 | 2000-08-08 |
| Stud sensor with dual sensitivity Grant 6,023,159 - Heger February 8, 2 | 2000-02-08 |
| Electronic level displaying inclination having digital and analog displays Grant 5,956,260 - Heger , et al. September 21, 1 | 1999-09-21 |
| Electronic wall-stud sensor with three capacitive elements Grant 5,917,314 - Heger , et al. June 29, 1 | 1999-06-29 |
| Dual transmitter visual display system Grant 5,905,455 - Heger , et al. May 18, 1 | 1999-05-18 |
| Imaging radar suitable for material penetration Grant 5,900,833 - Sunlin , et al. May 4, 1 | 1999-05-04 |
| Swept range gate radar system for detection of nearby objects Grant 5,896,102 - Heger April 20, 1 | 1999-04-20 |
| Ultra-wideband swept range gate radar system with variable transmitter delay Grant 5,854,603 - Heger December 29, 1 | 1998-12-29 |
| Stud sensor with over-stud miscalibration via circuit which stores an initial calibration density, compares that to a current test density and outputs result via indicator Grant 5,619,128 - Heger April 8, 1 | 1997-04-08 |
| Electronic fence post level Grant 5,594,669 - Heger January 14, 1 | 1997-01-14 |
| Swept range gate radar system for detection of nearby objects Grant 5,543,799 - Heger August 6, 1 | 1996-08-06 |
| Swept range gate short range radar system Grant 5,541,605 - Heger July 30, 1 | 1996-07-30 |
| Electronic level with stereo sound indication Grant 5,488,779 - Schultheis , et al. February 6, 1 | 1996-02-06 |
| Electronic level displaying inclination using a multi-segment fan-like display Grant 5,479,715 - Schultheis , et al. January 2, 1 | 1996-01-02 |
| Stud sensor with digital averager and dual sensitivity Grant 5,352,974 - Heger October 4, 1 | 1994-10-04 |
| Electronic level with display scale and audible tone scale Grant 5,313,713 - Heger , et al. May 24, 1 | 1994-05-24 |
| Electronic capacitive level with display showing direction of rotation to achieve level/plumb Grant 5,259,118 - Heger November 9, 1 | 1993-11-09 |
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