Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739866 | Electric resistance welded steel pipe for torsion beam | Noboru Hasegawa, Manabu Wada | 2023-08-29 |
| 11028456 | Electric resistance welded steel pipe for torsion beam | Yasuhiro Shinohara, Hideki Hamatani | 2021-06-08 |
| 10738366 | Electric-resistance welded steel pipe | Hideki Hamatani, Keinosuke Iguchi, Masakazu Ozaki, Takuya Asano | 2020-08-11 |
| 10196702 | Electric resistance welded steel pipe for oil well | Hideki Hamatani, Masakazu Ozaki, Yuusuke Ichinose | 2019-02-05 |
| 10167538 | Steel pipe | Yosuke Kiyota, Hideyuki Nakamura | 2019-01-01 |
| 10081042 | Electric resistance welded steel pipe excellent in weld zone and method of production of same | Hideki Hamatani, Kenichi Yamamoto, Masafumi Miyazaki, Masaki Ina | 2018-09-25 |
| 9702019 | Quenched steel pipe member, vehicle axle beam using quenched steel pipe member, and method for manufacturing quenched steel pipe member | Koichi Sato, Satoshi Kato, Hideki Hamatani, Yoshiaki Hirota | 2017-07-11 |
| 9573436 | Torsion beam, torsion beam assembly, and torsion beam type suspension system | Takeshi Kawachi, Eisaku Sakurada | 2017-02-21 |
| 9050646 | Automobile chassis part excellent in low cycle fatigue characteristics and method of production of same | Hideyuki Nakamura, Isao Anai | 2015-06-09 |
| 8894080 | Press-forming method of tubular part having cross section of irregular shape, and tubular part having cross section of irregular shape formed by the press-forming method | Isao Anai, Yasushi Yamamoto, Hideyuki Nakamura, Yoshiaki Kadoma, Naoki Hori | 2014-11-25 |
| 8828159 | Steel material for automobile chassis parts superior in fatigue characteristics and method of production of automobile chassis parts using the same | Hideyuki Nakamura, Isao Anai, Yasushi Yamamoto, Izuru Yamamoto, Masaaki Kondo +1 more | 2014-09-09 |
| 8778261 | Steel material for automobile chassis parts superior in fatigue characteristics and method of production of automobile chassis parts using the same | Hideyuki Nakamura, Isao Anai, Yasushi Yamamoto, Izuru Yamamoto, Masaaki Kondo +1 more | 2014-07-15 |