Assignee
Inventors
- Nobuyuki Ishikawa (69 patents)
- Keishi Saito (61 patents)
- Soichiro Kawakami (111 patents)
- Jinsho Matsuyama (36 patents)
- Toshimitsu Kariya (37 patents)
- Yuzo Kouda (2 patents)
- Naoto Okada (19 patents)
US Patent 5656098 · Granted Aug 12, 1997