Assignee
Inventors
- Kei Yasutomi (36 patents)
- Hitoshi Maruyama (53 patents)
- Masanori Saitoh (38 patents)
- Takeo Tsukamoto (179 patents)
- Katsuhiro Aoki (56 patents)
- Katsuaki Miyawaki (59 patents)
- Eisaku Murakami (51 patents)
US Patent 8180270 · Granted May 15, 2012