Optically active glass, optical waveguide fiber device and optically active device
Номер патента: DE69126090D1
Опубликовано: 19-06-1997
Автор(ы): Koji Nakazato, Masahi Onishi, Minoru Watanabe, Yoshiaki Miyajima, Yoshiki Chigusa
Принадлежит: Nippon Telegraph and Telephone Corp, Sumitomo Electric Industries Ltd
Опубликовано: 19-06-1997
Автор(ы): Koji Nakazato, Masahi Onishi, Minoru Watanabe, Yoshiaki Miyajima, Yoshiki Chigusa
Принадлежит: Nippon Telegraph and Telephone Corp, Sumitomo Electric Industries Ltd
Optical functioning glass, optical fiber, waveguide device, and optically active device
Номер патента: CA2054038C. Автор: Masashi Onishi,Minoru Watanabe,Yoshiki Chigusa,Yoshiaki Miyajima,Koji Nakazato. Владелец: Nippon Telegraph and Telephone Corp. Дата публикации: 1999-04-06.