Assignee
Inventors
- Toshihisa Kenmochi (4 patents)
- Kazuyuki Okui (5 patents)
- Hiroshi Osada (37 patents)
- Takashi Maeda (225 patents)
- Makoto Shiokawa (7 patents)
- Tsuyoshi Yamashita (86 patents)
- Mitsuo Nakamura (88 patents)
US Patent 5849122 · Granted Dec 15, 1998