Assignee
Inventors
- Manabu Yoshimura (51 patents)
- Maki Hasegawa (4 patents)
- Tsukasa Hatakenaka (6 patents)
- Makoto Tabata (48 patents)
- Tsutomu Yamasawa (18 patents)
- Masaaki Takenaka (5 patents)
- Tomoo Watanabe (9 patents)
- Kazuyuki Morita (9 patents)
US Patent 5989200 · Granted Nov 23, 1999