Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487759 | Engaging member and manufacturing method thereof | Mitsuru Akeno, Ryoichiro Uehara | 2002-12-03 |
| 6463634 | Fastening body made of synthetic resin | Masayuki Naohara, Mitsuru Akeno | 2002-10-15 |