Assignee
Inventors
- Takamasa Hayashi (6 patents)
- Goro Mori (15 patents)
- Shigeyuki Araki (9 patents)
- Masahiro Yamamoto (332 patents)
- Masaru Takahashi (180 patents)
- Toshitaka Senma (5 patents)
- Masami Miyajima (7 patents)
- Takundo Isobe (5 patents)
US Patent 5146240 · Granted Sep 8, 1992