Assignee
Inventors
- Kazuhiro Watanabe (294 patents)
- Mineo Watashiro (1 patents)
- Masaru Kitano (3 patents)
- Yuichiro Ohta (9 patents)
- Hideo Ishii (73 patents)
- Katsuyuki Miyazaki (5 patents)
- Mikio Fujii (10 patents)
US Patent 6089811 · Granted Jul 18, 2000