Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084144 | High strength thick welded steel pipe for line pipe superior in low temperature toughness and method of production of the same | Takuya Hara | 2011-12-27 |
| 8070887 | High-strength steel sheet and high-strength steel pipe excellent in deformability and method for producing the same | Yasuhiro Shinohara, Takuya Hara | 2011-12-06 |
| 8049131 | Ultrahigh strength welded joint and ultrahigh strength welded steel pipe excellent in cold cracking resistance of weld metal, and methods for producing the same | Takuya Hara | 2011-11-01 |
| 8039118 | Welded steel pipe for high strength line pipe superior in low temperature toughness and method of production of the same | Takuya Hara | 2011-10-18 |
| 7967926 | UOE steel pipe excellent in collapse strength and method of production thereof | Eiji Tsuru | 2011-06-28 |
| 7920443 | Objective lens, optical pick-up device, and optical disk device | Shogo Horinouchi, Takashi Haruguchi, Taiichi Mori, Hideki Yoshinaka, Nobuyuki Tokubuchi +1 more | 2011-04-05 |
| 7920442 | Objective lens, optical pick-up device, and optical disk device | Shogo Horinouchi, Takashi Haruguchi, Taiichi Mori, Hideki Yoshinaka, Nobuyuki Tokubuchi +1 more | 2011-04-05 |
| 7892368 | UOE steel pipe excellent in collapse strength and method of production thereof | Eiji Tsuru | 2011-02-22 |