Assignee
Inventors
- Takaaki Hirai (18 patents)
- Minoru Fujishima (6 patents)
- Hiroyuki Ueno (24 patents)
- Hideyasu Matsumura (11 patents)
- Ikuo Morioka (6 patents)
- Yukio Aramomi (2 patents)
- Hiroyuki Yamagata (5 patents)
US Patent 6527993 · Granted Mar 4, 2003