Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7454839 | Portable reference laser unit and attachment accessory | Mark A. Della Bona, Zhi Qing Jiang, Verena Kehrer, Mark Kam Ming, Stefan Reichl +4 more | 2008-11-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7454839 | Portable reference laser unit and attachment accessory | Mark A. Della Bona, Zhi Qing Jiang, Verena Kehrer, Mark Kam Ming, Stefan Reichl +4 more | 2008-11-25 |