Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494001 | Procedure for installing a landing door, and a corresponding installation system | Ari Ketonen, Jori Hagg | 2002-12-17 |
| 6353990 | Procedure and apparatus for post-facing of elevator car door and landing door | Ari Ketonen | 2002-03-12 |