DB

Douglas B. Boyers

FW Federal-Mogul Worldwide: 1 patents #132 of 339Top 40%
AS Ab Skf: 1 patents #19 of 70Top 30%
📍 Coldwater, MI: #49 of 144 inventorsTop 35%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,168,578 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7040628 Large diameter polytetrafluoroethylene or like seals — 2006-05-09
4856794 Oil seal with antirotation ribs Steven R. Wilkening 1989-08-15