Assignee
Inventors
- Takeo Satake (6 patents)
- Masahisa Ishigami (1 patents)
- Kunio Arimoto (4 patents)
- Yorishige Matsuba (11 patents)
- Yoshikazu Inoue (16 patents)
- Yusuke Tanaka (287 patents)
- Kohei KANDA (1 patents)
US Patent 4455149 · Granted Jun 19, 1984