YO

Yutaka Okamoto

KT Kabushiki Kaisha Toshiba: 2 patents #287 of 1,928Top 15%
DC Daido Metal Company: 1 patents #11 of 26Top 45%
Overall (2003): #18,540 of 273,478Top 7%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6671243 Information storage medium, information recording method, and information reproduction method Hideo Ando, Yutaka Kashihara, Chosaku Noda, Koichi Hirayama 2003-12-30
6648513 Plain bearing Satoshi Imai, Nobutaka Hiramatsu, Hideo Ishikawa, Takayuki Shibayama, Ken Kitahara 2003-11-18
6587417 Optical disk, optical disk recording method and optical disk apparatus Hideo Ando, Chosaku Noda, Yutaka Kashihara 2003-07-01