Assignee
Inventors
- Takao Kojima (74 patents)
- Hiroyuki Ishiguro (26 patents)
- Masaru Yamano (19 patents)
- Toshiki Sawada (8 patents)
- Kazuo Taguchi (26 patents)
- Masahiko Yamada (132 patents)
- Noriaki Kondo (27 patents)
US Patent 5849165 · Granted Dec 15, 1998