Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560498 | Formation method and device for curved plates | Won Don Kim | 2003-05-06 |
| 6334350 | Automatic machine for the formation of ship's curved hull-pieces | Won Don Kim | 2002-01-01 |