Assignee
Inventors
- Tokihiko Hamada (2 patents)
- Yoshinari Yoshida (12 patents)
- Yuzuru Hiraoka (1 patents)
- Genzi Mori (2 patents)
- Hiroyasu Fujimoto (5 patents)
- Yoshiki Tominaga (1 patents)
- Tatsuo Hayashi (38 patents)
US Patent 5805528 · Granted Sep 8, 1998