Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638376 | Aluminum alloy piping material having an excellent corrosion resistance and workability | Haruhiko Miyachi, Hirokazu Tanaka, Yoshifusa Shoji, Takahiro Koyama, Toshihiko Fukuda | 2003-10-28 |