Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7325717 | Welding material and a method of producing welded joint | Yasushi Morikage, Takahiro Kubo, Koich Yasuda, Keniti Amano, Kazuo Hiraoka +1 more | 2008-02-05 |
| 6653594 | Consumable electrode gas shielded arc welding method and apparatus | Terumi Nakamura, Kazuo Hiraoka, Hideyuki Yamamoto, Koji Nakamura | 2003-11-25 |
| 6290905 | Welding material | Osamu Watanabe, Akihiko Ohta, Satoshi Nishijima | 2001-09-18 |
| 6059177 | Welding method and welding material | Osamu Watanabe, Akihiko Ohta, Satoshi Nishijima | 2000-05-09 |
| 5266417 | Low-temperature service nickel plate with excellent weld toughness | Takahiro Kubo, Yoshifumi Nakano, Osamu Tanigawa | 1993-11-30 |