Assignee
Inventors
- Shiro Otsuzuki (11 patents)
- Mune Iwamoto (23 patents)
- Akihiko Nakajima (21 patents)
- Masato Takaku (8 patents)
- Hisao Morita (11 patents)
- Takao Kobayashi (144 patents)
- Toshihiko Ando (13 patents)
US Patent 5506304 · Granted Apr 9, 1996