Assignee
Inventors
- Katsumi Ikeda (39 patents)
- Masaki Yoshida (67 patents)
- Hideto Suzuki (27 patents)
- Yoshihisa Takayama (83 patents)
- Tatsuya Kato (156 patents)
- Osamu Nakamura (365 patents)
- Hironori Miyoshi (3 patents)
US Patent 6425042 · Granted Jul 23, 2002