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USPTO Patent Rankings Data through Dec 31, 2025
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John A. Proos — 2 Patents

CECerticom: 1 patents #74 of 112Top 70%
Grand Rapids, MI: #723 of 1,824 inventorsTop 40%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John A. Proos has been granted 2 US patents while listed as an inventor at Certicom. The first was granted in 1993 and the most recent in July 2007. John A. Proos ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John A. Proos in Grand Rapids, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7249254 Method and apparatus for protecting NTRU against a timing attack Scott A. Vanstone, Marinus Struik 2007-07-24
5231562 Desk top wire management apparatus Lawrence E. Pierce, Robert Shaw 1993-07-27