JH

John Hadjioannou

📍 Kingwood, TX: #329 of 726 inventorsTop 50%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,009,402 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9377334 Flowmeter having an interchangeable elongate member attached to the inner surface of a pipe section having a radius of curvature Gregg S. Perkin, Michael Baugh 2016-06-28
7887271 Apparatus for cutting an internal bore Gregg S. Perkin, Keven O'Connor 2011-02-15