RH

Robert H. Hogrefe

AO Access Optics: 2 patents #1 of 3Top 35%
📍 Broken Arrow, OK: #8 of 61 inventorsTop 15%
🗺 Oklahoma: #122 of 964 inventorsTop 15%
Overall (2017): #111,797 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9835855 Hermetic seal and a method of assembling Thomas Mayer 2017-12-05
9795279 Endoscope coupler Thomas Mayer, John Hannam 2017-10-24