Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494011 | Hollow extruded frame member for friction stir welding | Masakuni Ezumi, Akihiro Satou, Kazusige Fukuyori | 2002-12-17 |
| 6461072 | Structure body for use in friction stir welding | Toshiaki Sagawa, Hideyuki Nakamura | 2002-10-08 |
| 6413610 | Structure body and a manufacturing method of a structure body | Hideyuki Nakamura, Toshiaki Makino, Toshiaki Sagawa | 2002-07-02 |
| 6411620 | Connectionless communication system | Tadahiro Takase, Kazuo Hajikano, Toshio Shimoe, Tetsuo Tachibana, Teruaki Hagihara +6 more | 2002-06-25 |
| 6394000 | Car body | Sumio Okuno, Toshiaki Makino, Kentaro Masai, Kazufumi Yamaji | 2002-05-28 |
| 6386425 | Method of friction stir welding structural body, structural body, and extruded material | Toshiaki Sagawa | 2002-05-14 |
| 6378264 | Structure body and method of manufacture thereof | Masakuni Ezumi, Masaki Yono, Toshiaki Sagawa | 2002-04-30 |