Assignee
Inventors
- Takashi Ikari (2 patents)
- Yuzuru Matsumura (1 patents)
- Tsutomu Nakamura (12 patents)
- Motoyuki Yajima (11 patents)
- Hajimu Kurumatani (16 patents)
- Ayako Kawashima (2 patents)
- Masafumi Isogaya (4 patents)
- Hisanori Wakita (11 patents)
US Patent 6232343 · Granted May 15, 2001