Title:
光周波数フィルタ
Document Type and Number:
Japanese Patent JP4068534
Kind Code:
B2
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Inventors:
Nobuhiro Kikuchi
Yasuo Shibata
Yasuo Shibata
Application Number:
JP2003302236A
Publication Date:
March 26, 2008
Filing Date:
August 27, 2003
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
G02B6/12; G02F1/01
Domestic Patent References:
| JP2000310756A | ||||
| JP9073107A | ||||
| JP10243424A |
Attorney, Agent or Firm:
Yoshiyoshi Ogasawara
Hikaru Okada
Hikaru Okada