Patents per Year
Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6098576 | Enhanced split cooling system | Theodore John Nowak, Jr., Gregory A. Marsh, Peter Loring Valentine, Mahesh Chand Aggarwal, Geoffrey Daniel Smith | 2000-08-08 | $249,610,000 |
| 5613551 | Radiator assembly | — | 1997-03-25 | $438,000 |
| 5301584 | Zero clearance high speed welded seam tube cut-off die | — | 1994-04-12 | |
| 5237934 | End cap gate sampling device | — | 1993-08-24 | |
| 5188486 | Quik-loc end arrangement for pneumatic outlet gates | James W. Johnson | 1993-02-23 | |
| 5060579 | Sliding hopper outlet gate with plastic upper surface for smooth sliding and for sealing the outlet | James W. Johnson, Francis R. Schultz, Roy W. Miller | 1991-10-29 | |
| 4896751 | Self-line brake adjuster | James W. Johnson | 1990-01-30 | |
| 4619313 | Radiator frame unit | Kenneth D. Harrington | 1986-10-28 | |
| 4605154 | Radiator heater solder pouring process | — | 1986-08-12 |