Assignee
Inventors
- Takanori Eda (18 patents)
- Isao Nakagawa (42 patents)
- Keiro Shinkawa (20 patents)
- Tsutomu Noda (13 patents)
- Toshio Nagashima (18 patents)
- Kenji Katsumata (67 patents)
- Satoshi Iimuro (13 patents)
US Patent 5760820 · Granted Jun 2, 1998