Optical amplifier

Assignee

• NTT

Inventors

• Takushi Kazama (24 patents)
• Takeshi Umeki (21 patents)
• Takahiro Kashiwazaki (21 patents)
• Osamu Tadanaga (28 patents)
• Koji Embutsu (19 patents)
• Nobutatsu Koshobu (14 patents)
• Asuka Inoue (9 patents)
• Ryoichi Kasahara (40 patents)

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