Assignee
Inventors
- Masabumi Yasunami (3 patents)
- Kahei Takase (4 patents)
- Akira Shinji (1 patents)
- Toru Mimura (2 patents)
- Kunio Torii (10 patents)
- Takaaki Kobayashi (5 patents)
- Masaru Okutsu (6 patents)
- Takashi Meguro (4 patents)
US Patent 4656194 · Granted Apr 7, 1987