Assignee
Inventors
- Yuzo Tsuchiya (6 patents)
- Hiroshi Suzumura (9 patents)
- Naoki Eguchi (11 patents)
- Masayuki Hirano (21 patents)
- Yoshiharu Imaoka (2 patents)
- Kimihiko Nakamura (18 patents)
- Mitsuru Kohara (2 patents)
US Patent 5328124 · Granted Jul 12, 1994