Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8362389 | Apparatus for improving residual stress in tubular body and adjustment method of the same | Shuho Tsubota, Takashi Ishide, Hironori Onitsuka, Kenichi Kawanishi | 2013-01-29 |
| 8362393 | Method for improving residual stress in tubular body and apparatus for improving residual stress in tubular body | Takahiro Ota, Shuho Tsubota, Takashi Ishide, Kazuhiko Kamo, Noriaki Sugimoto +2 more | 2013-01-29 |
| 8044323 | Apparatus for improving residual stress of piping technical field | Shuho Tsubota, Kenji Nishikawa, Noriaki Sugimoto, Shoji Kushimoto, Takashi Ishide +1 more | 2011-10-25 |
| 7485828 | Residual stress improving apparatus for piping technical field | Shuho Tsubota, Kenji Nishikawa, Noriaki Sugimoto, Shoji Kushimoto, Takashi Ishide +1 more | 2009-02-03 |
| 6744547 | Laser wavelength converter | Naoaki Ikeda, Osamu Noda, Susumu Miki, Yuichi Ohtani | 2004-06-01 |
| 6721347 | Solid state laser apparatus | Jyunichi Mizui, Susumu Miki, Masahiro Kato | 2004-04-13 |
| 6664507 | Laser machining apparatus | Tadashi Nagashima, Takashi Ishide, Syuhou Tsubota | 2003-12-16 |
| 6608281 | Laser beam machining head and laser beam machining apparatus having same | Takashi Ishide, Yoshio Hashimoto, Masao Watanabe, Daijiro Fujie | 2003-08-19 |
| 6294754 | Laser beam machining head | Yasumi Nagura, Michisuke Nayama, Takashi Ishide, Yoshio Hashimoto, Yukio Michishita +4 more | 2001-09-25 |
| 5218258 | Ultrasonic motor and laser beam welding apparatus using the same | Isao Shirasu, Tadashi Nagashima, Yoshimasa Tsukamoto, Kyoichi Yoshioka, Toshiiku Sashida | 1993-06-08 |
| 5097110 | Reflecting mirror for a laser beam and laser beam welding apparatus, including the same laser beam reflecting mirror | Shoichi Hamada, Isao Shirasu, Tadashi Nagashima, Shuhei Kuri, Takuya Kidera +4 more | 1992-03-17 |