Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742783 | Incinerator combustion air control | Thomas J. Hubbard, Merle R. Likins, Jr. | 1988-05-10 |
| 4739714 | Incinerator combustion fuel control | Thomas J. Hubbard | 1988-04-26 |
| 4583497 | Boiler control | Merle R. Likins, Jr. | 1986-04-22 |
| 4557686 | Control of the flow of fuel to multiple burners | — | 1985-12-10 |
| 4498428 | Combustion control for a boiler | Merle R. Likins, Jr., William R. King | 1985-02-12 |
| 4497283 | Boiler control | Merle R. Likins, Jr. | 1985-02-05 |
| 4250130 | Control of pipe tension between extruder die and take-up coiler | Arthur H. McElroy, II | 1981-02-10 |
| 4237082 | Automatic control of extrusion rate | Richard F. Giles | 1980-12-02 |