Assignee
Inventors
- Hisao Urata (14 patents)
- Takayuki Aoshima (35 patents)
- Toshiyuki Oshiki (7 patents)
- Jun Takahara (1 patents)
- Shinji Iwade (4 patents)
- Yoshiaki Nanba (3 patents)
- Yoshitaka Araki (28 patents)
- Unknown
- Takeshi Okano (29 patents)
US Patent 5910619 · Granted Jun 8, 1999