Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668611 | Aluminum or aluminum alloy extruding die | Kazuhisa Kashiwazaki, Ryo Shoji, Toshiyuki Kakinoki | 2003-12-30 |
| 6601644 | Corrosion preventing layer forming method | Tatsuo Ozaki, Satomi Muto, Takaaki Sakane, Eiji Itaya, Satoshi Tanaka | 2003-08-05 |