Assignee
Inventors
- Katsushige Masui (11 patents)
- Nobuyuki Miyauchi (22 patents)
- Zenpei Tani (9 patents)
- Hiroshi Chikugawa (11 patents)
- Makoto Tsuji (84 patents)
- Masaru Ogawa (30 patents)
- Takehiro Shiomoto (10 patents)
US Patent 5557116 · Granted Sep 17, 1996