Assignee
Inventors
- Katsuo Komiya (16 patents)
- Rie Igarashi (6 patents)
- Mitsuko Takenaga (4 patents)
- Akira Yanagawa (33 patents)
- Yutaka Mizushima (23 patents)
- Tateo Nishimura (2 patents)
- Toshitaka Kudo (1 patents)
- Kunio Ando (36 patents)
US Patent 5504068 · Granted Apr 2, 1996