Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles Smart — 2 Patents

RORobohand: 1 patents #4 of 6Top 70%
Ford: 1 patents #9,400 of 17,473Top 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Charles Smart has been granted 2 US patents while listed as an inventor at Robohand. The first was granted in 1981 and the most recent in June 1998. Charles Smart ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Charles Smart in Romford, CT, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5772259 Slide assembly with telescoping fluid conduits with improved sealing arrangement James Geary 1998-06-30
4301775 Manifolds for internal combustion engines Robert A. Shackleton 1981-11-24 $2,937,000