Assignee
Inventors
- Shigeru Yamamoto (172 patents)
- Kunihiko Imanishi (6 patents)
- Takao Nagai (24 patents)
- Sadachika Akiyama (3 patents)
- Jiro Akagi (10 patents)
- Nobuki Hasegawa (19 patents)
- Kazunori Kuromoto (13 patents)
- Taku Murakami (27 patents)
US Patent 6256594 · Granted Jul 3, 2001