Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7490631 | Integrally formed flanged metal pipe and method of manufacturing thereof | — | 2009-02-17 |
| 7418850 | Integrally formed flanged metal pipe and method of manufacturing thereof | — | 2008-09-02 |
| 7182543 | Joining structure | Masakazu Sugimoto | 2007-02-27 |
| 6857808 | Joining structure | Masakazu Sugimoto, Masayuki Okimoto, Shiro Kita, Masafumi Higasa | 2005-02-22 |