Assignee
Inventors
- Masaaki Matsuo (38 patents)
- Daijiro Hagiwara (18 patents)
- Takashi Manabe (14 patents)
- Nobukiyo Konishi (18 patents)
- Shinji Shigenaga (13 patents)
- Kenji Murano (9 patents)
- Hiroshi Matsuda (21 patents)
- Hiroshi Miyake (65 patents)
US Patent 5939413 · Granted Aug 17, 1999