Assignee
Inventors
- Toshiaki Hirata (37 patents)
- Akihiro Urano (19 patents)
- Shuji Fujino (28 patents)
- Mitsugu Yamada (7 patents)
- Hidetomo Nakano (3 patents)
- Shinji Morita (41 patents)
- Satoshi Miyazaki (135 patents)
US Patent 6041353 · Granted Mar 21, 2000