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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Shane Leppan — 4 Patents

SHShem: 4 patents #10 of 32Top 35%
Kraaifontein, ZA: #2 of 13 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Shane Leppan has been granted 4 US patents while listed as an inventor at Shem. The first was granted in 2017 and the most recent in May 2020. Shane Leppan ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Shane Leppan in Kraaifontein, ZA.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10661651 CNG fuel system for a vehicle Thesa Hanlin 2020-05-26
10611237 Heavy duty truck chassis having rear mounted fuel tank Herman Edward Steyn, Francois Pierre Hough, Johann Christiaan Vorster 2020-04-07
9592731 CNG fuel system for a vehicle Thesa Hanlin 2017-03-14
9550416 Heavy duty truck chassis having rear mounted fuel tank Herman Edward Steyn, Francois Pierre Hough, Johann Christiaan Vorster 2017-01-24