Assignee
Inventors
- Shigeki Takeo (8 patents)
- Takashi Maeno (39 patents)
- Masanao Gotou (4 patents)
- Hiroshi Yokoi (20 patents)
- Takeshi Naito (4 patents)
- Tomoyuki Sawatari (7 patents)
- Hisayoshi Kato (5 patents)
- Osamu Nakagaki (10 patents)
US Patent 6527260 · Granted Mar 4, 2003