Assignee
Inventors
- Naoto Tonouchi (25 patents)
- Takayasu Tsuchida (35 patents)
- Fumihiro Yoshinaga (14 patents)
- Sueharu Horinouchi (9 patents)
- Teruhiko Beppu (15 patents)
- Hideshi Yanase (6 patents)
- Takahisa Hayashi (29 patents)
US Patent 5792630 · Granted Aug 11, 1998