Assignee
Inventors
- Keiji Toriyabe (22 patents)
- Hideharu Sasaki (10 patents)
- Naoshi Masuyama (1 patents)
- Akihide Nagai (1 patents)
- Hiroyuki Yano (15 patents)
- Mieko Kawashima (2 patents)
- Yutaka Kurihara (5 patents)
- Tomonori Shimazu (9 patents)
US Patent 5728699 · Granted Mar 17, 1998