RO

Robert A. Olsen

DL Dana Limited: 3 patents #184 of 1,099Top 20%
SY Sybron: 3 patents #9 of 98Top 10%
WC Warner Electric Brake & Clutch: 1 patents #6 of 22Top 30%
Overall (All Time): #764,039 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5735375 Nitrocarburized component for an electromagnetic friction clutch assembly Dwight E. Booth, David C. Gustin, Paul A. Larson 1998-04-07
4949828 Apparatus and method for sensing clutch slippage 1990-08-21
4749073 Soft-start electromagnetic coupling 1988-06-07
4600384 Swivel coupling for illuminated dental handpiece 1986-07-15
4553938 Low torsional restraint instrument handpiece hose 1985-11-19
4541802 Swivel hose coupling for dental handpiece or the like 1985-09-17
4210890 Field assembly for an electromagnet 1980-07-01