Assignee
Inventors
- Ryuji Ohtani (15 patents)
- Takeshi Okamoto (94 patents)
- Yoshimitsu Nakamura (22 patents)
- Yosiyuki Uchinono (2 patents)
- Kazuo Kamada (11 patents)
- Kunzi Nakashima (1 patents)
- Toshiyuki Suzuki (268 patents)
US Patent 5494781 · Granted Feb 27, 1996