Title:
光ファイバおよびこれを用いた光ファイバカプラ、エルビウム添加光ファイバ増幅器、光導波路
Document Type and Number:
Japanese Patent JP3993198
Kind Code:
B2
Inventors:
Shoji Ikeda
Shinichi Nakayama
Kuniharu Himeno
Masaaki Otsuka
Masakazu Ohashi
Daiichiro Tanaka
Shinichi Nakayama
Kuniharu Himeno
Masaaki Otsuka
Masakazu Ohashi
Daiichiro Tanaka
Application Number:
JP2004519289A
Publication Date:
October 17, 2007
Filing Date:
July 07, 2003
Export Citation:
Assignee:
Fujikura Ltd.
International Classes:
G02B6/036; G02B6/024; G02B6/255; G02B6/287; H01S3/067; H01S3/10
Domestic Patent References:
| JP9236721A | ||||
| JP5224060A | ||||
| JP57011848A | ||||
| JP2001066439A | ||||
| JP10206659A | ||||
| JP2002082251A | ||||
| JP2002071997A | ||||
| JP2002009376A | ||||
| JP5219536A |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Masakazu Aoyama
Tadashi Takahashi
Takashi Watanabe
Masakazu Aoyama