Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7408130 | YAG laser induced arc filler wire composite welding method and weldimg equipment | Hirobumi Sonoda, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa, Yasutomo Ichiyama +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, Toshiyasu Ukena +1 more | 2006-04-04 |
| 7019256 | Method and apparatus for composite YAG laser/arc welding | Hirofumi Sonoda, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa, Yasutomo Ichiyama +1 more | 2006-03-28 |
| 7015417 | Workpiece welding process | Masato Takikawa, Takanori Yahaba, Yasutomo Ichiyama, Toshiyasu Ukena, Hirobumi Sonoda +1 more | 2006-03-21 |
| 7009139 | Method and apparatus for composite YAG laser/arc welding | Hirofumi Sonoda, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa, Yasutomo Ichiyama +1 more | 2006-03-07 |
| 6841756 | Laser welding equipment | Hirobumi Sonoda, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa, Yasutomo Ichiyama +1 more | 2005-01-11 |
| 6815634 | Laser welding equipment and laser welding process | Hirobumi Sonoda, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa, Yasutomo Ichiyama +1 more | 2004-11-09 |
| 6710282 | Method and apparatus for twin spots pulse laser welding | Hirofumi Sonoda, Junichi Ibukuro, Takanori Yahaba, Masato Takikawa, Yasutomo Ichiyama +1 more | 2004-03-23 |
| 4743735 | Electric hair curler with detachable handle containing rechargeable batteries and charger | Yoshinori Abura, Eiji Tsuji, Shuhei Ochi | 1988-05-10 |
| 4641010 | Battery powered electric hair curler | Yoshinori Abura, Eiji Tsuji, Shuhei Ochi | 1987-02-03 |