Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8776369 | Through-hole manufacturing method for cylindrical body wall and cylindrical body structure | Koichi Akagi, Shuichi Kajiwara, Katsunori Akiyama, Sunao Aoki | 2014-07-15 |