Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Roy J. Levy — 4 Patents

AMD: 4 patents #3,161 of 9,280Top 35%
Sunnyvale, CA: #5,603 of 14,302 inventorsTop 40%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Roy J. Levy has been granted 4 US patents while listed as an inventor at AMD. The first was granted in 1985 and the most recent in November 1988. Roy J. Levy ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Roy J. Levy in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4782252 Output current control circuit for reducing ground bounce noise Steven B. Sidman 1988-11-01 $3,629,000
4608702 Method for digital clock recovery from Manchester-encoded signals Frederic J. Hirzel 1986-08-26 $2,654,000
4606052 Method for detection of line activity for Manchester-encoded signals Frederic J. Hirzel 1986-08-12 $2,142,000
4542454 Apparatus for controlling access to a memory Joseph A. Brcich, Jimmy R. Madewell, N. Bruce Threewitt 1985-09-17 $3,789,000