Assignee
Inventors
- Tasao Soga (34 patents)
- Hanae Shimokawa (19 patents)
- Masahide Harada (49 patents)
- Tatsuya Suzuki (394 patents)
- Yuji Ochiai (7 patents)
- Asao Nakano (12 patents)
- Hiroyoshi Matsumura (43 patents)
- Tsuneaki Kamei (13 patents)
US Patent 5867809 · Granted Feb 2, 1999