JO

John L. Otters

📍 Whittier, CA: #59 of 578 inventorsTop 15%
🗺 California: #93,399 of 386,348 inventorsTop 25%
Overall (All Time): #893,816 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4912995 Thrust to torque converter, particularly for coupling a reciprocating shaft to a rotary electrical generator or the like 1990-04-03
4774808 Displacer arrangement for external combustion engines 1988-10-04
4723410 Safety improvements in high pressure thermal machines 1988-02-09
4722188 Refractory insulation of hot end in stirling type thermal machines 1988-02-02
4638633 External combustion engines 1987-01-27
4489554 Variable cycle stirling engine and gas leakage control system therefor 1984-12-25