Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757593 | Ratchet pawl system, device and method | — | 2014-06-24 |
| 4696135 | Method and apparatus for constructing towers | Franz Kallinger | 1987-09-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757593 | Ratchet pawl system, device and method | — | 2014-06-24 |
| 4696135 | Method and apparatus for constructing towers | Franz Kallinger | 1987-09-29 |