Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11666979 | Gas shielded arc welding method | Ryota Yamasaki, Kazuya Ikai, Masaaki Tanaka | 2023-06-06 |
| 10864594 | Gas-shielded arc welding method | Minoru Miyata, Reiichi SUZUKI, Masaaki Tanaka, Takashi Ogawa | 2020-12-15 |
| 8511746 | Frame for vehicle | Chikara Kawamura, Masanori Honda, Shin Sasaki, Naoko Saito | 2013-08-20 |
| 7690552 | Joining method and structure of metal members | Toshiyuki Gendou, Tetsukan Takasue, Mitsuaki Kitamura, Takayuki Kimura, Masanobu Kobashi | 2010-04-06 |
| 6723175 | Formed member made of steel sheet and method for producing same | Katsunori Hanakawa, Kyoso Ishida | 2004-04-20 |
| 6474726 | Automobile bodyshell frame structure | Katsunori Hanakawa, Kyousou Ishida, Yukio Yamamoto, Motoyasu Asakawa | 2002-11-05 |
| 6296299 | Frame structure for vehicle body | Katsunori Hanakawa, Kyoso Ishida, Yukio Yamamoto | 2001-10-02 |