Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Shain-Jer Doong — 30 Patents

UOUop: 19 patents #154 of 1,854Top 9%
TLThe Boc Group Limited: 6 patents #61 of 612Top 10%
GIGas Technology Institute: 2 patents #72 of 262Top 30%
Kildeer, IL: #9 of 103 inventorsTop 9%
Illinois: #2,004 of 84,256 inventorsTop 3%
Overall (All Time): #123,990 of 4,157,543Top 3%
30 Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5997611 Single vessel gas adsorption system and process Andrew William Shuttleworth, John Robert Ambriano, Apurva Maheshwary, Ian TRAVIS 1999-12-07
5997612 Pressure swing adsorption process and apparatus 1999-12-07
5846294 Pressure swing adsorption process and apparatus 1998-12-08
5733359 Pressure swing adsorption process turndown control Lisa A. Brenskelle 1998-03-31
5122164 Process for producing oxygen enriched product stream Eiji Hirooka, Jeremy P. Wheatland 1992-06-16