Assignee
Inventors
- Masao Kubo (31 patents)
- Atumi Nakamura (1 patents)
- Tetsuo Miyake (11 patents)
- Katsuji Kitagawa (13 patents)
- Katsuya SANO (6 patents)
- Kiyoshi Kittaka (6 patents)
- Tetsuya Sakakibara (4 patents)
US Patent 5206275 · Granted Apr 27, 1993