Assignee
Inventors
- Ken Kishimoto (8 patents)
- Atsuyoshi Kubotani (5 patents)
- Takashi Enkawa (1 patents)
- Tateo Asatsu (1 patents)
- Toshiaki Kikuchi (35 patents)
- Shunji Kishima (1 patents)
- Hitoshi Touji (1 patents)
US Patent 5881475 · Granted Mar 16, 1999