Assignee
Inventors
- Yasuhiro Morisawa (13 patents)
- Mitsuru Kataoka (11 patents)
- Yuichiro Yabe (6 patents)
- Yasuteru Iijima (16 patents)
- Hidekuni Takahagi (3 patents)
- Hiroyuki Koike (33 patents)
- Tatsuo Kokubu (5 patents)
- Kunio Hiwada (5 patents)
US Patent 5378690 · Granted Jan 3, 1995