DO

Dennis L. Otto

TT The Timken: 3 patents #1 of 8Top 15%
🗺 Ohio: #108 of 3,574 inventorsTop 4%
Overall (1989): #11,163 of 140,708Top 8%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4819949 Shielded seal assembly 1989-04-11
4808012 Flap seal for anti-friction bearings 1989-02-28
4799808 Compact seal 1989-01-24