NR

Nathan Ritchie

HL Holset Engineering Company, Limited: 4 patents #4 of 53Top 8%
CE Cummins Engine: 2 patents #191 of 765Top 25%
📍 Columbus, IN: #296 of 1,378 inventorsTop 25%
🗺 Indiana: #6,080 of 33,936 inventorsTop 20%
Overall (All Time): #886,150 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5997260 Air compressor engine barring adaptor David P. Genter, J. Eric Parlow, Roger L. Sweet 1999-12-07
5882181 Barring adaptor for an engine air compressor David P. Genter, J. Eric Parlow, Roger L. Sweet 1999-03-16
5277560 Ring valve type air compressor with deformable ring valves Dan L. Streutker 1994-01-11
5213487 Ring valve type air compressor with deformable ring valves 1993-05-25
5022832 Ring valve type air compressor Jerre F. Lauterbach, Richard F. Miller 1991-06-11
4993922 Air compressor unloader system Jerre F. Lauterbach, Richard F. Miller 1991-02-19