Assignee
Inventors
- Hisayoshi Fujikawa (23 patents)
- Takeshi Ohwaki (24 patents)
- Yasunori Taga (43 patents)
- Osamu Takenaka (8 patents)
- Kenji Kondo (177 patents)
- Takao Yoneyama (13 patents)
- Ichiharu Kondo (10 patents)
US Patent 5635764 · Granted Jun 3, 1997