Assignee
Inventors
- Masayuki Miyazaki (110 patents)
- Ken Tatezawa (3 patents)
- Kiwamu Takada (5 patents)
- Kunio Uchiyama (73 patents)
- Osamu Nishii (46 patents)
- Kiyoshi Hasegawa (79 patents)
- Hirokazu Aoki (28 patents)
- Masaru Kokubo (51 patents)
US Patent 6879188 · Granted Apr 12, 2005