Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6340396 | Flux cored wire for welding duplex stainless steel | Toshiharu Maruyama, Haruya Kozuki, Shintaro Ozaki | 2002-01-22 |
| 5914061 | High nitrogen flux cored wire for all position welding of Cr-Ni type stainless steel | Toshiharu Maruyama, Shigeki Nishiyama, Shintaro Ozaki | 1999-06-22 |
| 5861605 | High nitrogen flux cored welding wire for Cr-Ni type stainless steel | Toshiharu Maruyama, Shigeki Nishiyama, Shintaro Ozaki | 1999-01-19 |
| 5854462 | Stainless-steel flux cored wire electrode | Teru Haginoya, Toshiharu Maruyama, Shigeki Nishiyama, Shintaro Ozaki | 1998-12-29 |
| 5378871 | Flux containing wire for use in stainless steel welding | Yutaka Nishikawa, Tsuyoshi Kurokawa, Toshiharu Maruyama | 1995-01-03 |
| 5219425 | Flux containing wire for use in stainless steel welding | Yutaka Nishikawa, Tsuyoshi Kurokawa, Toshiharu Maruyama | 1993-06-15 |
| 5124529 | Flux-cored wire for welding stainless steel | Yutaka Nishikawa, Ken Yamashita, Haruya Kozuki | 1992-06-23 |
| 4345140 | Composite wire for stainless steel welding | Tomokazu Godai, Shoji Minato, Katushi Nishimura | 1982-08-17 |
| 4192175 | Process and apparatus for measurement of diffusible hydrogen | Tomokazu Godai, Tohru Sugiyama, Morihiko Sugino, Masaru Kondo | 1980-03-11 |