DW

Donald E. Witenhafer

BG B. F. Goodrich: 4 patents #111 of 734Top 20%
📍 Tiffin, OH: #17 of 128 inventorsTop 15%
🗺 Ohio: #15,837 of 73,341 inventorsTop 25%
Overall (All Time): #1,051,440 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5975335 Chemical reaction vessel 1999-11-02
4267291 Process for coating reactors using organic compound vapor application Richard JONES 1981-05-12
4263421 Process for coating reactors using organic compound vapor application Richard JONES 1981-04-21
4255470 Process for preventing polymer buildup in a polymerization reactor Louis Cohen, James B. Haehn 1981-03-10
4182809 Inversion polymerization process for producing vinyl resins using a dual layer coating Paul O. Hong, James R. Petrillo, Teresa L. Friel 1980-01-08