Assignee
Inventors
- Shuzo Moroto (60 patents)
- Takao Taniguchi (55 patents)
- Shoichi Miyagawa (11 patents)
- Shiro Sakakibara (72 patents)
- Kazumasa Tsukamoto (122 patents)
- Takeshi Inuzuka (45 patents)
- Masashi Hattori (79 patents)
US Patent 5662547 · Granted Sep 2, 1997