DB

Donald W. Bartch

TL Thomson Licensing: 7 patents #357 of 2,575Top 15%
RC Rca: 6 patents #190 of 1,739Top 15%
RL Rca Licensing: 4 patents #20 of 216Top 10%
TE Thomson Consumer Electronics: 3 patents #117 of 436Top 30%
Overall (All Time): #225,672 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7166957 CRT having a contrast enhancing exterior coating and method of manufacturing the same James Francis Edwards 2007-01-23
6939190 Neck cleaning method for a CRT John Farrah, Leonard P. Wilbur, Jr. 2005-09-06
6800994 Resistive primer coating for a display apparatus Alan Halecky, John Farrah, James Francis Edwards 2004-10-05
6720719 Resistive coating for a tensioned focus mask CRT David Paul Ciampa, Samuel Paul Benigni 2004-04-13
6717345 Method and apparatus for maintaining spacing between tension focus mask strands in a tension focus mask Richard LaPeruta, Jr., Edward Richard Garrity, Jr., James Francis Edwards 2004-04-06
6669525 Neck cleaning method for a CRT John Farrah, Leonard P. Wilbur, Jr. 2003-12-30
6639344 Cathode ray tube having a focus mask and support frame assembly with an improved border Alan Weir Bucher, Edward Richard Garrity, Jr., James Francis Edwards 2003-10-28
5723071 Bake-hardenable solution for forming a conductive coating James Francis Edwards 1998-03-03
5300856 Resistive, adhesive-primer coating for a display apparatus and method of making same James Francis Edwards 1994-04-05
5045007 Method of salvaging a color selection electrode for a CRT James Francis Edwards 1991-09-03
5019745 UV-curable adhesive attachment means and method for a cathode-ray tube-yoke combination Samuel B. Deal 1991-05-28
4965096 Method for preparing improved lithium-silicate glare-reducing coating for a cathode-ray tube Samuel B. Deal 1990-10-23
4884004 Color cathode-ray tube having a heat dissipative, electron reflective coating on a color selection electrode Samuel B. Deal 1989-11-28
4849066 Method for selectively etching integral cathode substrate and support utilizing increased etchant turbulence Samuel B. Deal, Wayne R. Poff 1989-07-18
4638213 CRT with internal contact stripe or patch and method of making said stripe or patch Samuel B. Deal 1987-01-20
4623820 CRT with carbon-particle layer on a metallized viewing screen Samuel B. Deal 1986-11-18
4563612 Cathode-ray tube having antistatic silicate glare-reducing coating Samuel B. Deal, Steven C. Forberger 1986-01-07
4560581 Method for preparing lithium-silicate glare-reducing coating Samuel B. Deal 1985-12-24
4441957 Method for selectively etching integral cathode substrate and support Wayne R. Poff 1984-04-10
4425377 Method of making a cathode-ray tube having a conductive internal coating exhibiting reduced arcing current Samuel B. Deal 1984-01-10