Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069281 | Connection device restriction program and device | — | 2011-11-29 |
| 7788425 | Connection device restriction program and device | — | 2010-08-31 |
| 7565629 | Information processing apparatus | — | 2009-07-21 |
| 5580475 | Flux-cored wire for gas shield arc welding with low fume | Yoshiya Sakai, Isao Aida, Tsuyoshi Kurokawa, Shigeo Nagaoka, Tetsuya Hashimoto +1 more | 1996-12-03 |
| 5099103 | Flux-cored wire for gas shielded arc welding | Minoru Yamada, Shigeo Nagaoka | 1992-03-24 |
| 4571480 | Flux cored wire electrodes for self-shielded arc welding | Yoshiya Sakai, Yasuhiro Nagai, Tetsuo Suga, Masaharu Sato | 1986-02-18 |
| 4465921 | Flux-cored wire for gas-shielded arc welding | Yoshiya Sakai, Yasuhiro Nagai, Takakiyo Aoki, Hidehiko Kanehira | 1984-08-14 |
| 4366364 | Flux-cored wire for use in gas-shielded arc welding | Toshio Arai, Hidehiko Kanehira | 1982-12-28 |