Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12172487 | Electric-resistance-welded steel pipe for producing hollow stabilizer, hollow stabilizer, and method for producing same | Masatoshi Aratani, Ryoji Matsui, Tomonori Kondo | 2024-12-24 |
| 11332812 | Electric resistance welded steel tubes for high-strength thin hollow stabilizers, and methods for manufacturing the same | Masatoshi Aratani, Hiromichi Hori, Yoshikazu Kawabata, Ryoji Matsui | 2022-05-17 |
| 11045896 | Electric resistance welded steel pipe having identifiable seam portion and method for manufacturing the same | Kenichi Iwazaki, Hiromichi Hori | 2021-06-29 |
| 10787720 | Electric resistance welded steel pipe for high-strength hollow stabilizer, and method for manufacturing electric resistance welded steel pipe for high-strength hollow stabilizer | Masatoshi Aratani, Kenichi Iwazaki, Yuji Hashimoto | 2020-09-29 |
| 10369655 | Electric resistance welded steel pipe having identifiable seam portion and method for manufacturing the same | Kenichi Iwazaki, Hiromichi Hori | 2019-08-06 |