Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666932 | High strength hot rolled steel sheet | Yoshimasa Funakawa, Tsuyoshi Shiozaki, Kunikazu Tomita, Takanobu Saito, Kaoru Sato +4 more | 2003-12-23 |
| 6632295 | High tensile strength hot-rolled steel sheet and method for manufacturing the same | Tadashi Inoue, Hiroyasu Kikuchi, Sadanori Imada, Akira Hiura, Takeshi Nakahara +3 more | 2003-10-14 |
| 6615889 | Heavy duty radial tire | — | 2003-09-09 |
| 6578611 | Heavy duty pneumatic radial tire having radius of curvature at side regions and radius of curvature at central portion | — | 2003-06-17 |