Assignee
Inventors
- Masami Nakagawa (11 patents)
- Kenji Sasaki (8 patents)
- Sandor Markon (4 patents)
- Ichiro Nagashima (9 patents)
- Takeshi Midoritani (1 patents)
- Tomoaki Tanabe (10 patents)
- Naoki Ohta (1 patents)
US Patent 5767461 · Granted Jun 16, 1998