DB

David C. Bays

3M: 2 patents #5,326 of 11,543Top 50%
Overall (All Time): #2,272,840 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5663042 Developing agents for (photo) thermographic systems Duncan M. A. Grieve, Justine A. Mooney, William E. Bottomley, John H. A. Stibbard, Andrew Mott +9 more 1997-09-02
5492803 Hydrazide redox-dye-releasing compounds for photothermographic elements Kevin D. Landgrebe, Doreen C. Lynch, Sharon M. Simpson, Justine A. Mooney, Andrew Mott +4 more 1996-02-20