Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JW

James M. Walter — 7 Patents

RCRca: 6 patents #190 of 1,739Top 15%
GE: 1 patents #19,940 of 36,430Top 55%
Columbus, NJ: #3 of 32 inventorsTop 10%
New Jersey: #12,481 of 69,400 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
James M. Walter has been granted 7 US patents while listed as an inventor at Rca. The first was granted in 1982 and the most recent in November 1989. James M. Walter ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list James M. Walter in Columbus, NJ, US.

Patents per Year

Patents granted per year, 1982 to 1989Bar chart with a peak of 2 patents in 1982.peak 21982: 2 patents19821984: 1 patents19841985: 1 patents19851987: 2 patents19871989: 1 patents1989

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4879606 EDTV recording apparatus Krishnamurthy Jonnalagadda, Robert E. Flory 1989-11-07 $12,147,000
4672443 Compatible wide screen television system with image compressor/expander Robert A. Dischert, Warren H. Moles, David L. Jose 1987-06-09
4654714 Pixel addressing system Robert Norman Hurst, Jr. 1987-03-31
4550337 Digital video transmission system Robert A. Dischert, Warren H. Moles, Roland N. Rhodes 1985-10-29 $2,432,000
4470125 Multiplier for digital video signals using a cascade of signal-selectable memories Robert A. Dischert 1984-09-04 $2,554,000
4339770 Synchronizing system with chroma parity detection Robert Dennison 1982-07-13 $741,000
4322747 Rapid synchronization of information on separate recorded mediums Robert A. Dischert 1982-03-30 $1,342,000