David Ross Jackson has been granted 10 US patents while listed as an inventor at Thomson Consumer Electronics . The first was granted in 1992 and the most recent in July 2007. David Ross Jackson ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list David Ross Jackson in Indianapolis, IN, US.
Patents per Year Patents granted per year, 1992 to 2007 Bar chart with a peak of 2 patents in 1994. peak 2 1992: 1 patents 1992 1994: 2 patents 1994 1995: 1 patents 1995 1999: 1 patents 1999 2001: 1 patents 2001 2003: 1 patents 2003 2005: 1 patents 2005 2006: 1 patents 2006 2007: 1 patents 2007 Issued Patents All Time
Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
7239493 Method for preventing the generation of excessive high voltage Angela Burnett , Michael Maiorano , Charles Hardinge 2007-07-03
$386,000
7030575 Deflection supply voltage feedback control in conjunction with frequency change Snehali Choksi , Robert Gries , Kevin M. Williams , Robert Watson 2006-04-18
$418,000
6847404 Video display protection circuit Dal Frank Griepentrog 2005-01-25
$176,000
6661188 Cathode ray tube filament voltage control with a multifrequency deflection scanner — 2003-12-09
$206,000
6282071 Frequency dependent X-ray protection for a multimedia monitor — 2001-08-28
$571,000
5982641 High-voltage power supply for video display apparatus — 1999-11-09
5475286 Deflection waveform correction circuit Kenneth Jay Helfrich 1995-12-12
5355058 Horizontal deflection waveform correction circuit Joseph C. Stephens 1994-10-11
5323092 Deflection waveform correction circuit Kenneth Jay Helfrich , Joseph C. Stephens 1994-06-21
5118999 Focus coil current generator for a cathode ray tube Leroy W. Nero 1992-06-02