Assignee
Inventors
- Kazumasa Ide (30 patents)
- Kenichi Hattori (46 patents)
- Akiyoshi Komura (24 patents)
- Mitsunori Yamashina (3 patents)
- Tadashi Sonobe (15 patents)
- Akitomi Semba (21 patents)
- Junji Sato (126 patents)
- Ryoichi Shiobara (18 patents)
US Patent 6737768 · Granted May 18, 2004