Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601735 | Long-sized tubular grounding container unit for gas-insulated electrical device and laser welding device for manufacturing the same | Hideo Kawamoto, Tokio Yamagiwa, Shinji Fukuda, Masayoshi Hashiura, Shigetaka Takeuchi +1 more | 1997-02-11 |
| 5498849 | Structure of metal container having trunk pipe and branch pipe, and manufacturing method and apparatus therefor | Masaki Murashita, Osamu Matsushima, Sadao Nakagawa, Seizo Nakano, Koji Goto +7 more | 1996-03-12 |
| 5444206 | Structure of metal container having trunk pipe and branch pipe, and manufacturing method and apparatus therefor | Masaki Murashita, Osamu Matsushima, Sadao Nakagawa, Seizo Nakano, Koji Goto +7 more | 1995-08-22 |
| 4620663 | Parts-connecting apparatus using solder | Hitoshi Odashima, Hideaki Sasaki, Shinichi Kazui, Shigeo Shiono, Takeshi Kawana | 1986-11-04 |
| 4307871 | Apparatus for automatically punching the tuyeres of a converter | Yasuro Tomoda, Masaki Aizawa, Shigetoshi Maeda | 1981-12-29 |