Assignee
No assignee recorded.
Inventors
- Hiroo Masuda (26 patents)
- Hisako Sato (2 patents)
- Takahide Nakamura (13 patents)
- Katsumi Tsuneno (7 patents)
- Unknown
- Takahide Ikeda (37 patents)
- Nobuyoshi Natsuaki (34 patents)
- Shinichiro Mitani (28 patents)
US Patent 6063686 · Granted May 16, 2000
No assignee recorded.