Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5046270 | Mobile ballast clearing and planing machine | Josef Theurer | 1991-09-10 |
| 4983801 | Rail tensioning apparatus | Josef Theurer, Friedrich Oellerer, Leopold R. Gruber | 1991-01-08 |
| 4955301 | Tie exchange machine | Josef Theurer, Herbert Worgotter | 1990-09-11 |
| 4955302 | Mobile tie gang apparatus | Josef Theurer | 1990-09-11 |
| 4928599 | Continuously advancing track leveling, lining and tamping machine | Jorg Ganz | 1990-05-29 |
| 4922828 | Ballast tamping tool | Josef Theurer | 1990-05-08 |
| 4911599 | Mobile installation for loading, transporting and unloading | Josef Theurer, Friedrich Oellerer | 1990-03-27 |
| 4884509 | Mobile tie gang apparatus | Josef Theurer, Friedrich Oellerer | 1989-12-05 |
| 4829907 | Mobile installation for loading, transporting and unloading as well as exchanging railroad ties | Josef Theurer, Friedrich Oellerer | 1989-05-16 |
| 4809614 | Mobile tie gang apparatus | Josef Theurer, Herbert Worgotter | 1989-03-07 |
| 4809617 | Box car | Josef Theurer | 1989-03-07 |
| 4794861 | Tie exchange method | Josef Theurer, Friedrich Oellerer | 1989-01-03 |
| 4644868 | Continuously advancing track leveling, lining and tamping machine | Josef Theurer | 1987-02-24 |
| 4632037 | Moble track leveling, lining and tamping machine | Josef Theurer | 1986-12-30 |
| 4630541 | Mobile track leveling, lining and tamping machine | Josef Theurer | 1986-12-23 |
| 4627360 | Mobile track leveling, lining and tamping machine | Josef Theurer | 1986-12-09 |
| 4528912 | Track leveling method | Frederick Fawcett | 1985-07-16 |
| 4497256 | Mobile track position correction machine | Frederick Fawcett | 1985-02-05 |
| 4490947 | Mobile rail grinding machine | Josef Theurer | 1985-01-01 |
| 4445438 | Ballast tamping tool unit | Josef Theurer | 1984-05-01 |
| 4430946 | Mobile machine and method for compacting ballast | Josef Theurer | 1984-02-14 |
| 4391134 | Measuring apparatus for rail head running surface irregularities | Josef Theurer, Klaus Riessberger | 1983-07-05 |