Assignee
Inventors
- Morimasa Kuragano (5 patents)
- Takeshi Isobe (13 patents)
- Nobutaka Ueda (3 patents)
- Minoru Koshibe (4 patents)
- Yoshihiro Sezaki (4 patents)
- Hirozo Segawa (7 patents)
- Katsuji Yoguchi (5 patents)
- Rensuke Ikarashi (5 patents)
US Patent 5196578 · Granted Mar 23, 1993