Assignee
Inventors
- Susumu Ikeda (20 patents)
- Toshimi Isobe (15 patents)
- Akihiro Tajiri (15 patents)
- Masahiro Takagi (147 patents)
- Mitsuru Ishikawa (37 patents)
- Choji Sakuma (14 patents)
- Nobuyuki Yuri (21 patents)
US Patent 5595064 · Granted Jan 21, 1997