RH

Richard H. Hughes

RC Rca: 12 patents #63 of 1,739Top 4%
🗺 Pennsylvania: #6,628 of 74,527 inventorsTop 9%
Overall (All Time): #430,096 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
4620133 Color image display systems Albert M. Morrell, William H. Barkow 1986-10-28
4558253 Color picture tube having an inline electron gun with asymmetric focusing lens Dennis John Bechis, Hsing-Yao Chen 1985-12-10
4556819 Color picture tube having inline electron gun with coma correction members Hsing-Yao Chen 1985-12-03
4449069 Color picture tube with focusing electrode having electrostatic field distortion aperture therein Naim Z. Assil 1984-05-15
4406970 Color picture tube having an expanded focus lens type inline electron gun with an improved stigmator 1983-09-27
4396862 Color picture tube with means for affecting magnetic deflection fields in electron gun area 1983-08-02
4370592 Color picture tube having an improved inline electron gun with an expanded focus lens Bruce G. Marks 1983-01-25
4350923 Electron gun with balanced lens lips to reduce astigmatism 1982-09-21
4318027 High potential, low magnification electron gun Hsing-Yao Chen 1982-03-02
4317065 Color picture tube having an improved electron gun with expanded lenses 1982-02-23
4234814 Electron gun with astigmatic flare-reducing beam forming region Hsing-Yao Chen 1980-11-18
4196370 CRT generating three inline beams and having shunts for weakening center beam horizontal magnetic deflection and strengthening vertical deflection 1980-04-01