Assignee
Inventors
- Yoshifumi Maitani (9 patents)
- Naoyuki Kamei (19 patents)
- Yoshiaki Ibuchi (29 patents)
- Mitsuru Ogura (27 patents)
- Hidenori Ohnishi (8 patents)
- Minoru Tomiyori (20 patents)
- Yasushi Matsutomo (16 patents)
US Patent 5267002 · Granted Nov 30, 1993