EE

Erwin Eichen

ED Energy Conversion Devices: 4 patents #57 of 231Top 25%
OC Ovonic Synthetic Materials Company: 2 patents #13 of 36Top 40%
Overall (All Time): #895,633 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4716083 Disordered coating James D. Flasck 1987-12-29
4708653 Dental drill bit having disordered, wear resistant boron carbon external coating James D. Flasck 1987-11-24
4594973 Cross head for internal combustion engine David D. Allred, James D. Flasck 1986-06-17
4594294 Multilayer coating including disordered, wear resistant boron carbon external coating James D. Flasck 1986-06-10
4590031 Molding tool and method James D. Flasck 1986-05-20
4568614 Steel article having a disordered silicon oxide coating thereon and method of preparing the coating John Keem 1986-02-04