Assignee
Inventors
- Hiroyuki Adachi (12 patents)
- Masao Yamaguchi (169 patents)
- Masami Koguchi (8 patents)
- Akihiro Takahashi (9 patents)
- Takashi Kawana (10 patents)
- Katsunori Tanaka (12 patents)
- Osamu Miyahara (31 patents)
US Patent 5939360 · Granted Aug 17, 1999