Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9175360 | Method for manufacturing seamless steel pipe for line pipe and seamless steel pipe for line pipe | Kunio Kondo, Yuji Arai | 2015-11-03 |
| 8709174 | Seamless steel pipe for line pipe and method for manufacturing the same | Yuji Arai | 2014-04-29 |
| 8147623 | Steel pipe as fuel injection pipe | Kikuo Asada, Osamu Endo, Katsunori Nagao | 2012-04-03 |
| 7846274 | High strength steel pipe for an air bag | Kunio Kondo, Miyuki Yamamoto, Takashi Takano, Kenichi Beppu, Susumu Hirano +1 more | 2010-12-07 |
| 7566416 | Steel pipe for an airbag inflator and a process for its manufacture | Takashi Takano, Yuji Arai, Kunio Kondo | 2009-07-28 |
| 6878219 | High strength steel pipe for an air bag and a process for its manufacture | Kunio Kondo, Miyuki Yamamoto, Takashi Takano, Kenichi Beppu, Susumu Hirano +1 more | 2005-04-12 |