Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664453 | Hollow extruder die for extruding a hollow member of a zinc-containing aluminum alloy | Yasuyuki Tanaka, Hidenori Kumazaki, Fumihiko Sato, Hiroyuki Wakabayashi | 1997-09-09 |