Assignee
Inventors
- Hiroyuki Fujita (18 patents)
- Jun Saito (194 patents)
- Yoshitoyo Yasuda (7 patents)
- Tsutomu Ushioda (18 patents)
- Mototake Tsutsui (10 patents)
- Yoshiyuki Ohgi (6 patents)
- Minoru Adachi (9 patents)
US Patent 6326432 · Granted Dec 4, 2001