Assignee
Inventors
- Masayoshi Kuroda (20 patents)
- Yasumasa Matsuda (28 patents)
- Hiroyuki Kumai (8 patents)
- Yasuhiko Kasai (5 patents)
- Kiyoshi Masuda (36 patents)
- Akihiro Kaneko (36 patents)
- Junichiro Takeyama (2 patents)
US Patent 6094186 · Granted Jul 25, 2000