Assignee
Inventors
- Takao Akaogi (95 patents)
- Hiromi Kawashima (23 patents)
- Tetsuji Takeguchi (14 patents)
- Ryoji Hagiwara (18 patents)
- Yasushi Kasa (58 patents)
- Kiyoshi Itano (26 patents)
- Yasushige Ogawa (45 patents)
- Shouichi Kawamura (18 patents)
US Patent 5592419 · Granted Jan 7, 1997