Assignee
Inventors
- Hideki Oikawa (19 patents)
- Hiroshi Kuriyama (32 patents)
- Eiji Tukahara (7 patents)
- Kenichi Nakajima (68 patents)
- Kenji Watanabe (472 patents)
- Takanobu Kameda (82 patents)
- Tomoyuki Shimmura (70 patents)
US Patent 6062749 · Granted May 16, 2000