Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Henry Roy Smith — 5 Patents

Knightwick, GB: #1 of 2 inventorsTop 50%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Henry Roy Smith has been granted 5 US patents while listed as an inventor at H.R. Smith (Technical Developments) Limited. The first was granted in 1996 and the most recent in December 2003. Henry Roy Smith ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Henry Roy Smith in Knightwick, GB.

Patents per Year

Patents granted per year, 1996 to 2003Bar chart with a peak of 2 patents in 1996.peak 21996: 2 patents19961997: 1 patents19972001: 1 patents20012003: 1 patents2003

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6657120 Lightning shelters 2003-12-02
6167896 Shelters 2001-01-02
5702111 Sealing apparatus 1997-12-30
5570265 Static dischargers for aircraft 1996-10-29
5542624 Lightning strike protection 1996-08-06