Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Michael Ratchford — 3 Patents

RTX (Raytheon): 3 patents #3,861 of 15,912Top 25%
Town of East Granby, CT: #29 of 74 inventorsTop 40%
Connecticut: #12,311 of 34,797 inventorsTop 40%
Overall (All Time): #1,675,031 of 4,157,543Top 45%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4646241 Solid-state flight data recording system Richard E. Versailles, Edward R. Brown 1987-02-24
4633473 Fault tolerant communications interface Richard L. Bue, Alexander Charov 1986-12-30
4470116 Digital flight data recording system 1984-09-04