DO

Donald L. O'Brien

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #4,069,616 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4329393 Coating compositions for retrospective identification of articles James D. LaPerre 1982-05-11