Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8689703 | Method for weld-joining attachment to outer panel of railway vehicle and car body side structure produced by the same | Hiroji Harada, Yoshinori Kono, Tomonori Sumikawa, Yasuhiro Tanaka, Eiichi Kato | 2014-04-08 |
| 8297202 | Body frame structure of railway vehicle | Yoshinori Kono, Tomonori Sumikawa, Eiichi Kato | 2012-10-30 |
| 5423643 | Tool clamping/unclamping device | Shigeru Suzuki, Motonori Kobara, Yasuhiro Hisatomi, Yoshinori Yamaguchi, Kiyoyuki Fukushima +6 more | 1995-06-13 |
| 5344260 | Main spindle apparatus of machine tool | Shigeru Suzuki, Motonori Kobara, Yasuhiro Hisatomi, Yoshinori Yamaguchi, Kiyoyuki Fukushima +3 more | 1994-09-06 |
| 4742739 | NC lathe | Yoshinori Yamaguchi, Naoya Tamada | 1988-05-10 |