Assignee
Inventors
- Kiyomi Kumozaki (9 patents)
- Seiichi Yamano (4 patents)
- Noriki Miki (11 patents)
- Ryuichi Watanabe (11 patents)
- Shinichi Aoyagi (1 patents)
- Yasuyuki Okumura (7 patents)
- Yoshihiro Takigawa (1 patents)
US Patent 5539564 · Granted Jul 23, 1996