HG

Harold M. Gerdes

TL The Lubrizol: 1 patents #391 of 659Top 60%
📍 Cleveland, OH: #637 of 1,781 inventorsTop 40%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,229,149 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6267779 Method and apparatus for therapeutic laser treatment 2001-07-31
4604221 Nitrogen-containing esters and lubricants containing them Charles P. Bryant 1986-08-05