Assignee
Inventors
- Norihiro Yamada (38 patents)
- Haruhiko Ueno (44 patents)
- Hiroyuki Takahashi (716 patents)
- Hiroyoshi Watanabe (31 patents)
- Keita Suzuki (89 patents)
- Mitsumasa Okada (36 patents)
- Takeaki Nakamura (75 patents)
US Patent 7455641 · Granted Nov 25, 2008