Assignee
Inventors
- Hiromasa Aoki (7 patents)
- Hisaharu Takeuchi (67 patents)
- Ken Uchiyama (13 patents)
- Masato Nakagawa (15 patents)
- Yukinori Miyata (5 patents)
- Shuichi Matsumoto (107 patents)
- Masatoshi Kuroyanagi (50 patents)
- Shinji Ueda (73 patents)
US Patent 6237570 · Granted May 29, 2001