RF

Raymond Keith Foster

KI Keith Investments: 10 patents #1 of 7Top 15%
UN Unknown: 7 patents #1,646 of 83,584Top 2%
KM Keith Manufacturing: 3 patents #9 of 19Top 50%
📍 Madras, OR: #1 of 47 inventorsTop 3%
🗺 Oregon: #324 of 28,073 inventorsTop 2%
Overall (All Time): #22,297 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 76–81 of 81 patents

Patent #TitleCo-InventorsDate
4990048 Apparatus for collecting and compacting garbage and then loading it into a road vehicle 1991-02-05
4969389 Multisection hydraulic drive unit with single piston rod 1990-11-13
4969387 Hydraulic drive unit with single piston rod and plural cylinder bodies 1990-11-13
4923356 Apparatus for collecting and compacting garbage and then loading it into a road vehicle 1990-05-08
4817783 Single piston rod hydraulic drive 1989-04-04
4712467 Combined linear hydraulic motor and transfer valve 1987-12-15