Assignee
Inventors
- Hiroaki Nambu (36 patents)
- Noriyuki Homma (27 patents)
- Kunihiko Yamaguchi (21 patents)
- Kazuo Kanetani (30 patents)
- Youji Idei (20 patents)
- Kenichi Ohhata (13 patents)
- Yoshiaki Sakurai (9 patents)
- Jun Etoh (57 patents)
US Patent 5086414 · Granted Feb 4, 1992