Assignee
Inventors
- Katsuhiko Matsuba (2 patents)
- Takazou Katou (3 patents)
- Satoshi Inoki (9 patents)
- Hiroyoshi Watanabe (31 patents)
- Takashi Ohkawa (3 patents)
- Masato Yamazaki (40 patents)
- Michio Iwama (1 patents)
US Patent 6861534 · Granted Mar 1, 2005