Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11865606 | Manufacturing method and manufacturing device for link part | Masahiko Sato | 2024-01-09 |
| 11590547 | Method of manufacturing variable wall thickness steel pipe and variable wall thickness steel pipe | Keinosuke Iguchi, Hidehiro Arita | 2023-02-28 |
| 11498107 | Torsion beam manufacturing method and torsion beam manufacturing apparatus | Masahiko Sato | 2022-11-15 |
| 10888916 | Torsion beam manufacturing method, torsion beam manufacturing apparatus, and torsion beam | Keinosuke Iguchi | 2021-01-12 |
| 10702902 | Method of manufacturing flaring-processed metal pipe | Keinosuke Iguchi, Shohei Tamura | 2020-07-07 |
| 10618363 | Torsion beam manufacturing method and torsion beam manufacturing apparatus | Keinosuke Iguchi | 2020-04-14 |
| 10562091 | Burring method and burring apparatus | Satoshi Shirakami, Tohru Yoshida | 2020-02-18 |
| 10514113 | Metal pipe having thickened end portion, and method of manufacturing same | Hiroaki Kubota | 2019-12-24 |
| 10406579 | Apparatus and method for ram bending of tube material | Yukihisa Kuriyama | 2019-09-10 |
| 10377200 | Coupling structure, coupling member having coupling structure, and method for manufacturing coupling member having coupling structure | Satoshi Shirakami, Tohru Yoshida | 2019-08-13 |
| 10220662 | Coupling structure, coupling member having coupling structure, and method for manufacturing coupling member having coupling structure | Satoshi Shirakami, Tohru Yoshida | 2019-03-05 |
| 10166597 | Camshaft-manufacturing method and gear shaft-manufacturing method | Atsushi Tomizawa, Hidehiro Arita | 2019-01-01 |
| 10010917 | Plastic working method of metals and plastic working apparatus | Koichi Sato, Masahiro Kubo, Tohru Yoshida | 2018-07-03 |
| 9878360 | Method of producing shaped steel changing in cross-sectional shape in longitudinal direction and roll forming apparatus for same | Masahiro Kubo, Hiroshi Yoshida, Seiichi Daimaru | 2018-01-30 |
| 9539630 | Method for bending sheet metal and product of sheet metal | Koichi Sato, Satoshi Shirakami | 2017-01-10 |
| 9486851 | Apparatus and method for ram bending of tube material | Yukihisa Kuriyama | 2016-11-08 |
| 9452459 | Method for manufacturing shaped steel the cross-sectional shape of which changes in the longitudinal direction, and roll forming device | Seiichi Daimaru, Masahiro Kubo, Koichi Sato, Satoshi Shirakami, Yasushi Yamamoto | 2016-09-27 |
| 9381953 | Structural member | Manabu Wada, Koichi Sato | 2016-07-05 |
| 8979104 | Front body structure | Toshiyuki Niwa, Masayoshi Suehiro, Atsushi Seto, Takeshi Kawachi, Seiichi Daimaru +6 more | 2015-03-17 |
| 8820813 | Structural member | Manabu Wada, Koichi Sato | 2014-09-02 |
| 8763438 | Working apparatus and working method of sheet metal | Koichi Sato, Tohru Yoshida, Eiji Isogai | 2014-07-01 |
| 8621904 | Hydroforming apparatus and method for hydroforming | Koichi Sato, Manabu Wada, Yukihisa Kuriyama | 2014-01-07 |
| 8381560 | Hydroforming method | Yukihisa Kuriyama | 2013-02-26 |
| 8297096 | Method for hydroforming and hydroformed product | Koichi Sato, Yukihisa Kuriyama | 2012-10-30 |
| 8281630 | Method for hydroforming and a hydroformed product | Koichi Sato, Manabu Wada, Yukihisa Kuriyama | 2012-10-09 |