Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9108556 | Vertical lifting axle for a cask transporter | — | 2015-08-18 |
| 8991832 | Double-acting suspension axle assembly for heavy load transporters | David M. Tetzlaff, John Robert Burnett, Jason Van Clark | 2015-03-31 |
| 8813890 | Tricycle lifting suspension transporter | — | 2014-08-26 |
| 8215423 | Stack axle assembly and transporters having the same | — | 2012-07-10 |
| 7950478 | Heavy capacity transporter having multiple track-axles | — | 2011-05-31 |
| 4313513 | Self regulating air bearing | — | 1982-02-02 |
| 4273501 | Roll handling device | — | 1981-06-16 |
| 4240773 | Roll handling apparatus | — | 1980-12-23 |