Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11504891 | Screw of injection molding machine for foam molding and injection molding machine | Akihiro NAITO, Katsuyuki ARAKI, Koichi Tamada, Hiromasa Uezono | 2022-11-22 |
| 5789717 | Semi-automatic TIG welding apparatus | Hiroshi Imaizumi, Toshio Kato | 1998-08-04 |
| 5347098 | Method of welding nickel or nickel alloy products | Yasuo Murakami, Hideki Kashimura, Kiichi Katayama, Hiroshi Imaizumi, Toshio Katou | 1994-09-13 |
| 5149939 | Automatic welding apparatus | Hiroshi Imaizumi, Toshio Kato, Yasuo Murakami, Hideki Kashimura, Kiichi Katayama | 1992-09-22 |