Assignee
Inventors
- Hiroshi Kawakami (31 patents)
- Katsuya Matsumoto (21 patents)
- Koshi Koseki (14 patents)
- Takashi Ebata (17 patents)
- Hajime Matsushita (48 patents)
- Kazuo Itoh (7 patents)
- Yoshitake Naoi (5 patents)
US Patent 5416204 · Granted May 16, 1995