JH

John Happel

GI Gas Research Institute: 3 patents #96 of 808Top 15%
📍 Hastings-on-Hudson, NY: #20 of 65 inventorsTop 35%
🗺 New York: #31,572 of 115,490 inventorsTop 30%
Overall (All Time): #1,292,905 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5434330 Process and apparatus for separation of constituents of gases using gas hydrates Miguel A. Hnatow 1995-07-18
4491639 Methods of making high activity transition metal catalysts Miguel A. Hnatow, Laimonis Bajars 1985-01-01
4320030 Process for making high activity transition metal catalysts Miguel A. Hnatow 1982-03-16
4260553 Alumina-containing methanation catalysts Miguel A. Hnatow 1981-04-07