Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7408130 | YAG laser induced arc filler wire composite welding method and weldimg equipment | Hirobumi Sonoda, Kenji Okuyama, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa +1 more | 2008-08-05 |
| 7022939 | Through weld for aluminum or aluminum alloy base metals by using high-density energy beams | Takanori Yahaba, Masato Takikawa, Hirobumi Sonoda, Junichi Ibukuro, Kenji Okuyama +1 more | 2006-04-04 |
| 7019256 | Method and apparatus for composite YAG laser/arc welding | Hirofumi Sonoda, Kenji Okuyama, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa +1 more | 2006-03-28 |
| 7015417 | Workpiece welding process | Masato Takikawa, Takanori Yahaba, Yasutomo Ichiyama, Hirobumi Sonoda, Kenji Okuyama +1 more | 2006-03-21 |
| 7009139 | Method and apparatus for composite YAG laser/arc welding | Hirofumi Sonoda, Kenji Okuyama, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa +1 more | 2006-03-07 |
| 6955785 | Aluminum alloy for rapidly cooled welding and welding method therefor | Makoto Saga, Yasutomo Ichiyama, Hirobumi Sonoda, Junichi Ibukuro, Takanori Yahaba +1 more | 2005-10-18 |
| 6841756 | Laser welding equipment | Hirobumi Sonoda, Kenji Okuyama, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa +1 more | 2005-01-11 |
| 6815634 | Laser welding equipment and laser welding process | Hirobumi Sonoda, Kenji Okuyama, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa +1 more | 2004-11-09 |
| 6710282 | Method and apparatus for twin spots pulse laser welding | Hirofumi Sonoda, Kenji Okuyama, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa +1 more | 2004-03-23 |
| 4960158 | Process for producing a zinc-plated steel sheet with an ageing resistance by hot dip-type, continuous zinc plating | Teruaki Yamada, Osamu Akisue, Masahiko Oda, Teruki Hayashida | 1990-10-02 |
| 4931107 | Process for producing a cold rolled steel sheet having a good ageing resistance by continuous annealing | Teruaki Yamada, Osamu Akisue, Kenji Kawai, Yuuji Sano, Teruki Hayashida | 1990-06-05 |