Assignee
Inventors
- Shinichi Sakaguchi (21 patents)
- Eisuke Kimura (15 patents)
- Hiroyuki Abe (398 patents)
- Makoto Kishida (16 patents)
- Motoshi Ishikawa (8 patents)
- Kazuhisa Yamamoto (225 patents)
- Akihiro Yamamoto (169 patents)
US Patent 6027425 · Granted Feb 22, 2000