Assignee
Inventors
- Itsuo Takanashi (121 patents)
- Hideshi Tanaka (36 patents)
- Hisanori Tsumiyama (4 patents)
- Yoshio Mizuno (55 patents)
- Terumi Ohara (15 patents)
- Shigeru Kato (88 patents)
- Toshinori Takahasi (1 patents)
- Tsutomu Kiuchi (6 patents)
US Patent 4558328 · Granted Dec 10, 1985