Assignee
Inventors
- Katsuharu Fujio (5 patents)
- Kiyoshi Sano (14 patents)
- Takashi Morimoto (132 patents)
- Syozo Hase (1 patents)
- Shuichi Yamamoto (43 patents)
- Kiyoshi Sawai (26 patents)
- Hiromasa Ashitani (7 patents)
- Sadayuki Yamada (27 patents)
US Patent 5855475 · Granted Jan 5, 1999