RY

Ritsuo Yoshida

KT Kabushiki Kaisha Toshiba: 3 patents #139 of 2,065Top 7%
📍 Gyōda, JP: #5 of 47 inventorsTop 15%
Overall (2002): #22,203 of 266,432Top 9%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6483968 Semiconductor light emitting element coupled with optical fiber Kazuyoshi Fuse, Masanobu Kimura, Kiyoyuki Kawai 2002-11-19
6345138 Optical fiber output semiconductor device Kiyoyuki Kawai, Masanobu Kimura, Ken Itou, Kazuyoshi Fuse 2002-02-05
6345139 Semiconductor light emitting element coupled with optical fiber Kazuyoshi Fuse, Masanobu Kimura, Kiyoyuki Kawai 2002-02-05