Assignee
Inventors
- Isao Iwaguchi (72 patents)
- Takashi Kaku (73 patents)
- Hiroyasu Murata (24 patents)
- Kozo Yamazaki (71 patents)
- Masanori Ohkawa (37 patents)
- Mitsuo Watanabe (110 patents)
- Hideo Miyazawa (111 patents)
US Patent 6978937 · Granted Dec 27, 2005