Assignee
Inventors
- Kazuo Hirabayashi (12 patents)
- Tadami Kondoh (4 patents)
- Hiroaki Nishijima (10 patents)
- Shinichi Inoue (99 patents)
- Kouji Adachi (1 patents)
- Fumiho Igarashi (1 patents)
- Toshio Wakai (1 patents)
US Patent 5073673 · Granted Dec 17, 1991