JH

John Charles Hardison

📍 Tulsa, OK: #309 of 2,344 inventorsTop 15%
🗺 Oklahoma: #1,798 of 12,736 inventorsTop 15%
Overall (All Time): #843,241 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9587651 Valveless siphon decanter and methods of use 2017-03-07
8870167 Fluid aerator 2014-10-28
8871086 Valveless siphon decanter and methods of use 2014-10-28
4687576 Current propelled waste water treatment mechanism 1987-08-18
4614480 Liquid pumping system 1986-09-30
4539110 Liquid aerator 1985-09-03