Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345140 | Composite wire for stainless steel welding | Shoji Minato, Katushi Nishimura, Tsuneshi Ogawa | 1982-08-17 |
| 4336441 | Welding process | Tohru Sugiyama, Yutaka Nishikawa | 1982-06-22 |
| 4192175 | Process and apparatus for measurement of diffusible hydrogen | Tohru Sugiyama, Morihiko Sugino, Masaru Kondo, Tsuneshi Ogawa | 1980-03-11 |
| 4185921 | Surface flaw detector | Yasuhito Takeuchi, Kozo Nakai, Kazuo Takeuchi, Yoshihisa Morioka | 1980-01-29 |