Title:
波長分割多重用半導体光デバイス
Document Type and Number:
Japanese Patent JP4001825
Kind Code:
B2
Inventors:
Hiroyasu Mawatari
Yasumasa Susaki
Hiroshi Yasaka
Yasumasa Susaki
Hiroshi Yasaka
Application Number:
JP2003043007A
Publication Date:
October 31, 2007
Filing Date:
February 20, 2003
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
G02B6/12; G02F2/02; G02B6/122
Domestic Patent References:
| JP2001318395A | ||||
| JP2002116419A | ||||
| JP2000201110A | ||||
| JP2002250828A | ||||
| JP2002236271A |
Attorney, Agent or Firm:
Yoshikazu Tani
Kazuo Abe
Kazuo Abe