Assignee
Inventors
- Akira Okuyama (5 patents)
- Nobuo Kanbayashi (1 patents)
- Kyozo Naito (2 patents)
- Hajime Suzuki (5 patents)
- Shigeru Nakajima (101 patents)
- Hiroyuki Suda (22 patents)
- Masanori Okanishi (8 patents)
US Patent 5391486 · Granted Feb 21, 1995