Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46052 | Briquetting process | Keith Norman Clark, George William Kalb, Richard Komarek, Ross Lawrence Meakins | 2016-07-05 |
| 8070839 | Briquetting process | Keith Norman Clark, George William Kalb, Richard Komarek, Ross Lawrence Meakins | 2011-12-06 |
| 7892302 | Briquetting process | Keith Norman Clark, George William Kalb, Richard Komarek, Ross Lawrence Meakins | 2011-02-22 |
| 4784418 | Door latch handle fittings and retainers therefor | Jack Longville | 1988-11-15 |
| 4489814 | Hand brake arrangement | — | 1984-12-25 |
| 4479567 | Vertical railway car air brake system | — | 1984-10-30 |
| 4258830 | Railway brake system utilizing slack adjuster in compression | Robert A. Sieg | 1981-03-31 |