Assignee
Inventors
- Mune Iwamoto (23 patents)
- Akihiko Nakajima (21 patents)
- Masato Takaku (8 patents)
- Hisao Morita (11 patents)
- Toshihiko Ando (13 patents)
- Tomofumi Shirafuji (1 patents)
- Mutsuko Uchida (2 patents)
US Patent 5552494 · Granted Sep 3, 1996