Assignee
Inventors
- Mutsunori Koyomogi (14 patents)
- Kunihiko Daido (9 patents)
- Masahiko Nakazawa (33 patents)
- Yukio Minami (38 patents)
- Masahiko Sogao (4 patents)
- Kazuhiro Yoshikawa (94 patents)
- Shuhei Ogawa (29 patents)
- Tetsuya Kojima (91 patents)
US Patent 5427357 · Granted Jun 27, 1995