Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11502533 | Power conveyor devices for energy harvesting systems and methods thereof | Walter A. Budziak | 2022-11-15 |
| 9991782 | Control of conversion ratios of a power source block and bidirectional active filter | Eric B. Rodal, Jonathan M. Audy, David Fisher | 2018-06-05 |
| 9716433 | Control of conversion ratios of a power source block and a bidirectional active filter | Eric B. Rodal, Jonathan M. Audy, David Fisher | 2017-07-25 |
| 9577519 | Enhanced peak current mode DC-DC power converter | — | 2017-02-21 |
| 8054056 | Frequency regulated hysteretic average current mode converter | — | 2011-11-08 |
| 7859237 | Method and apparatus for voltage to current conversion | — | 2010-12-28 |
| 7560909 | Power converter using extrapolative conductance mode control | — | 2009-07-14 |
| 7315150 | Method of power conversion and apparatus which achieves high power factor correction using ripple current mode control | — | 2008-01-01 |
| 6547145 | Resonant motor driver system for data reading | James E. Colley | 2003-04-15 |
| 6499662 | Fast edge detection system tolerant of high degree of intersymbol interference | James E. Colley, Patrick M. O'Donnell | 2002-12-31 |
| 6045044 | Method and apparatus for reducing bandwidth limited noise in bar code scanner | — | 2000-04-04 |
| 5852286 | Method and apparatus for reducing bandwidth limited noise in bar code scanner | — | 1998-12-22 |
| 5834750 | Bar code scanning system for automatically maintaining constant the amplitude of light reflected from a bar code | Scott R. Grodevant | 1998-11-10 |
| 5822343 | Operating and control system for lasers useful in bar code scanners | — | 1998-10-13 |
| 5787103 | Operating and control system for lasers useful in bar code scanners | — | 1998-07-28 |
| 5696370 | Bar code scanning system for automatically calculating the optical power output levels of the light source | Scott R. Grodevant | 1997-12-09 |
| 5682028 | Circuitry for bar code scanners | — | 1997-10-28 |
| 5677523 | Method for calibration of an optical output power of a laser diode at a minimum and a maximum scanning range | — | 1997-10-14 |
| 5668550 | Weighted current source for a digital-to-analog converter | — | 1997-09-16 |
| 5661435 | Low noise wide band amplifier | — | 1997-08-26 |
| 5654534 | Hand held or hand mounted bar code scanning device having a display which pivots between an open and closed position | — | 1997-08-05 |
| 5633641 | Analog to digital converter with continuous conversion cycles and large input signal range | — | 1997-05-27 |
| 5612529 | System for bar code reading and scanning with automatic gain control | — | 1997-03-18 |
| 5608399 | Resolution enhancer circuit for analog to digital converters | — | 1997-03-04 |
| 5608201 | Method and apparatus for detecting edges in a signal obtained from a bar code scanned in the Fresnel zone | — | 1997-03-04 |