Doug Mellema

TL Trw Limited: 1 patents #979 of 2,166Top 50%

📍 Painesville, OH: #178 of 292 inventorsTop 65%

🗺 Ohio: #42,657 of 73,341 inventorsTop 60%

Overall (All Time): #3,410,100 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7011067	Chrome plated engine valve	Frank J. Savel, III, Robert C. McLaren	2006-03-14