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| Patents for Otto M. Jensen | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,202,256 | May 28, 1940 | O.M. Jensen, F.T. Wruk, T.W. Whitley | Hydraulic feed for power driven hack saws | power hacksaws | |
| 2,255,620 | Sep. 09, 1941 | O.M. Jensen | Backing-up bar for hack saw blades | power hacksaws | |
| 2,300,047 | Oct. 27, 1942 | O.M. Jensen, F.T. Wruk, J.R. McDonald | Hydraulically controlled metal hack saw | power hacksaws | |
| 2,345,261 | Mar. 28, 1944 | O.M. Jensen | Power-driven hack saw machine | metal sawing machines | |