Assignee
Inventors
- Atsuko Fujita (28 patents)
- Shuichi Matsui (93 patents)
- Hiroyuki Takeuchi (194 patents)
- Kazutoshi Miyazawa (144 patents)
- Norio Tamura (10 patents)
- Norihisa Hachiya (20 patents)
- Etsuo Nakagawa (120 patents)
US Patent 6017467 · Granted Jan 25, 2000