Assignee
Inventors
- Yoshiaki Fujikura (36 patents)
- Yasushi Kajihara (15 patents)
- Naotake Takaishi (28 patents)
- Yoshiaki Inamoto (17 patents)
- Akio Kimura (66 patents)
- Motoki Nakajima (6 patents)
- Norioki Miyamoto (3 patents)
US Patent 4604488 · Granted Aug 5, 1986