Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7107669 | System for mounting an underfloor electronic equipment | Takeshi Tanaka, Nobuaki Mizuguchi, Seijiro Todori, Shinya Mitsudomi, Syu Nakaigawa | 2006-09-19 |
| 6886474 | Railway car | Takahisa Yamamoto, Sumio Okuno, Toshiaki Makino | 2005-05-03 |
| 6779706 | Frame member for friction stir welding | Masakuni Ezumi, Kazusige Fukuyori, Tetsuya Matsunaga | 2004-08-24 |
| 6712007 | Railway car | Takahisa Yamamoto, Sumio Okuno, Toshiaki Makino | 2004-03-30 |
| 6599641 | Structural body formed by friction stir welding of hollow extruded frame members | Hideyuki Nakamura, Takeshi Kawasaki, Toshiaki Makino | 2003-07-29 |
| 6474533 | Friction stir welding method | Masakuni Ezumi, Kazusige Fukuyori, Tetsuya Matsunaga | 2002-11-05 |
| 6446562 | Car body | Seijiro Todori, Masaki Yono | 2002-09-10 |
| 6321975 | Manufacturing method of a structure body | Takeshi Kawasaki, Masakuni Ezumi | 2001-11-27 |