Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8258453 | Long range proximity and/or motion detector with ambient light detection capabilities | — | 2012-09-04 |
| 8169871 | Hybrid laser diode drivers that include a state machine | Akihiro Asada | 2012-05-01 |
| 8094533 | Hybrid laser diode drivers | Akihiro Asada, D. Stuart Smith | 2012-01-10 |
| 8064321 | Hybrid laser diode drivers that include a decoder | Akihiro Asada | 2011-11-22 |
| 8018809 | Hybrid laser diode drivers | Akihiro Asada, D. Stuart Smith | 2011-09-13 |
| 7843979 | Damping of parasitic resonance using a resistive parallel conductor | Zhong Li | 2010-11-30 |
| 7813247 | Hybrid laser diode drivers that include a decoder | Akihiro Asada | 2010-10-12 |
| 7808872 | Hybrid laser diode drivers that include a state machine | Akihiro Asada | 2010-10-05 |
| 7609734 | Switched gate current driver | Anatoly Aranovsky | 2009-10-27 |
| 7562187 | Laser drivers that provide double buffering of serial transfers | D. Stuart Smith, Miguel Gabino Perez | 2009-07-14 |
| 7546397 | Systems and methods for allowing multiple devices to share the same serial lines | D. Stuart Smith, Dong Zheng | 2009-06-09 |
| 7386023 | Systems and methods for reducing harmonics produced by oscillators | Peter T. Liu, Joseph R. Pierret | 2008-06-10 |
| 7382807 | Systems and methods for automatic power control of laser diodes | Alexander Fairgrieve, D. Stuart Smith, Bill R-S Tang | 2008-06-03 |
| 7353333 | Laser drivers that provide double buffering of serial transfers | D. Stuart Smith, Miguel Gabino Perez | 2008-04-01 |
| 7317674 | Optical pick-up units and laser drivers with increased functionality | Alexander Fairgrieve, Bill R-S Tang, Barry Harvey, Yang Zhao | 2008-01-08 |
| 7246199 | Double buffering of serial transfers | D. Stuart Smith, Miguel Gabino Perez | 2007-07-17 |
| 7061951 | Systems and methods for automatic power control of laser diodes | Alexander Fairgrieve, D. Stuart Smith, Bill R-S Tang | 2006-06-13 |
| 6844042 | Optical recording media for air-incident optical recording | Guolin Ma, Easen Ho, Bo Wei | 2005-01-18 |
| 5406425 | ISO/IEC compatible digital audio tape digital data storage system with increased data transfer rate | Ross W. Johnston, Edward Rhodes | 1995-04-11 |
| 5398140 | Digital data tape storage automatic track follower system | Edward Rhodes, David R. Lee | 1995-03-14 |
| 5287233 | Digital data storage magnetic tape system comprising a single chip processor to control a tape tension servo, and a head drum servo | David R. Lee, Horatio Lo | 1994-02-15 |
| 5287478 | Digital data tape storage system utilizing plurality of read/write heads with system diagnostic capability | Ross W. Johnston, Edward Rhodes | 1994-02-15 |
| 5177417 | Method and apparatus for commutation of a brushless dc motor | David R. Lee | 1993-01-05 |
| 5025333 | Tape engagement mechanism for magnetic cassette tape | Howard A. Feinberg | 1991-06-18 |
| 4998234 | Logarithmic servo error detection for optical disk drive | Ian Turner, William L. Harvey | 1991-03-05 |