Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
SS

Stafford W. Sheehan

AH Air Company Holdings: 2 patents #1 of 3Top 35%
📍 Tiverton, RI: #5 of 12 inventorsTop 45%
🗺 Rhode Island: #80 of 535 inventorsTop 15%
Overall (2025): #84,112 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12331008 Systems and methods for on-site liquid alcohol production from carbon dioxide 2025-06-17
12252462 Method and apparatus for selective alcohol upgrading Chi-Hsien Chen, Nicholas J. Steinke 2025-03-18