Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977515 | Underwater laser processing device including chamber with partitioning wall | Keiichi Uraki, Toshitaka Satsuta, Akira Onuma, Mitsuo Nakamura, Tsutomu Onuma +4 more | 1999-11-02 |
| 5938954 | Submerged laser beam irradiation equipment | Tsutomu Onuma, Toshimi Matsumoto, Akira Onuma, Mitsuo Nakamura, Choichi Asano +4 more | 1999-08-17 |
| 5674419 | Method for weld repairing of structures in nuclear reactors | Hiroo Koide, Junichiro Morisawa, Toshimi Matsumoto, Keiichi Uraki | 1997-10-07 |
| 5494539 | Metal member quality improving method by spot welding | Hiroshi Tsujimura, Masayuki Kurihara, Seiichi Toyoda, Yutaka Watanabe, Koichi Kurosawa | 1996-02-27 |
| 5305361 | Method of and apparatus for water-jet peening | Kunio Enomoto, Masahiro Otaka, Koichi Kurosawa, Hideyo Saito, Hiroshi Tsujimura +2 more | 1994-04-19 |
| 5022936 | Method for improving property of weld of austenitic stainless steel | Hiroshi Tsujimura, Hideyo Saito, Masahiro Kobayashi | 1991-06-11 |
| 4601872 | Water sealing device for use in replacing control rod drive housing | Yoshio Yada, Tsugio Iwama | 1986-07-22 |
| 4440339 | Method of repairing housing of control rod driving system | Takaichi Koyama | 1984-04-03 |
| 4262517 | Method of correcting distorted pipe end | Hideaki Kamohara, Yuji Yoshitomi, Takaichi Koyama | 1981-04-21 |
| 4247037 | Method for welding tubular members of stainless steel | Teruo Matsumoto | 1981-01-27 |