JD

Jeff Duncan

HL Hall Labs: 1 patents #1 of 12Top 9%
📍 Tucson, AZ: #58 of 486 inventorsTop 15%
🗺 Arizona: #544 of 3,383 inventorsTop 20%
Overall (2025): #117,433 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12357042 Head covering device providing filtered intake and exhaust air Michael Hall, David R. Hall, Chandler Flinders, Jordan D. Englund, Carson Richards +4 more 2025-07-15
12185787 Personal air filtering device with automatic control of air movement Michael Hall, David R. Hall, Chandler Flinders, Jordan D. Englund, Jacob Dean +1 more 2025-01-07