Assignee
Inventors
- Masaki Iijima (115 patents)
- Atsushi Tatani (37 patents)
- Kazuaki Kimura (36 patents)
- Koichiro Iwashita (17 patents)
- Satoshi Yajima (7 patents)
- Toru Takashina (49 patents)
- Susumu Okino (97 patents)
US Patent 5878675 · Granted Mar 9, 1999