Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439350 | Differentiating elevator car door and landing door operating problems | Juan A. Lence Barreiro, Chouhwan Moon | 2002-08-27 |
| 6376148 | Layer manufacturing using electrostatic imaging and lamination | Bor Z. Jang | 2002-04-23 |