Assignee
Inventors
- Tetsuya Morita (77 patents)
- Hiroshi Yamano (8 patents)
- Yukio Isaka (10 patents)
- Haruo Ishizuka (32 patents)
- Masahiko Murata (19 patents)
- Masahiko Sakai (32 patents)
- Tsutomu Kubota (37 patents)
US Patent 5361329 · Granted Nov 1, 1994