Assignee
Inventors
- Kenichiro Kataoka (13 patents)
- Toru Minoshima (7 patents)
- Tatsuki Shiota (9 patents)
- Takaharu Tsutsumi (9 patents)
- Takahiko Hada (4 patents)
- Hiroko Tanaka (61 patents)
- Takuya Morita (4 patents)
- Noriaki Endo (7 patents)
US Patent 5990346 · Granted Nov 23, 1999