Assignee
Inventors
- Toshio Hirosawa (44 patents)
- Kouji Katsube (3 patents)
- Toshiko Nakamura (8 patents)
- Yoshiro Hayafuchi (3 patents)
- Katsuyuki Arasawa (2 patents)
- Junichi Komiyama (4 patents)
- Tsuyoshi Fujita (36 patents)
- Noboru Sonda (1 patents)
US Patent 5939247 · Granted Aug 17, 1999