DH

David A. Hay

VH Vertellus Holdings: 1 patents #1 of 4Top 25%
📍 Cincinnati, OH: #357 of 921 inventorsTop 40%
🗺 Ohio: #2,703 of 7,937 inventorsTop 35%
Overall (2020): #501,395 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10745348 Process for making diaryl sulfones Ramiah Murugan 2020-08-18