Assignee
- Japan As Represented By Director General Of National Research Institute Of Metals
- Mitsubishi Electric
Inventors
- Hiroshi Nakajima (172 patents)
- Shiro Torizuka (11 patents)
- Kaneaki Tsuzaki (10 patents)
- Kotobu Nagai (13 patents)
US Patent 6129791 · Granted Oct 10, 2000