RL

Roger I. Langer

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #3,860,271 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5151253 Catalytic converter having a monolith mounting of which is comprised of partially dehydrated vermiculite flakes Richard P. Merry 1992-09-29