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

Michael S. Ruffu — 1 Patent

TATac: 1 patents #4 of 9Top 45%
Seattle, WA: #14,256 of 21,776 inventorsTop 70%
Washington: #48,569 of 76,902 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Michael S. Ruffu has been granted 1 US patent while listed as an inventor at Tac. All of these patents were granted in 1995. Michael S. Ruffu ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Michael S. Ruffu in Seattle, WA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5415241 Explosive actuated battering ram Paul Joseph Shemeta 1995-05-16