Title:
【発明の名称】導波路型光分岐結合素子
Document Type and Number:
Japanese Patent JP3083015
Kind Code:
B2
Inventors:
Norio Takato
Tsutomu Kito
Hiroyuki Suda
Izumi Mikawa
Hitoshi Hashimoto
Tsutomu Kito
Hiroyuki Suda
Izumi Mikawa
Hitoshi Hashimoto
Application Number:
JP2880593A
Publication Date:
September 04, 2000
Filing Date:
February 18, 1993
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
G02B6/122; G02B6/12; (IPC1-7): G02B6/122
Attorney, Agent or Firm:
Seiko Yoshida