Title:
【発明の名称】Y分岐光導波路
Document Type and Number:
Japanese Patent JP3077118
Kind Code:
B2
Inventors:
Toru Sugamata
Manabu Yamada
Manabu Yamada
Application Number:
JP1768296A
Publication Date:
August 14, 2000
Filing Date:
February 02, 1996
Export Citation:
Assignee:
Sumitomo Osaka Cement Co., Ltd.
International Classes:
G02B6/122; G02B6/293; (IPC1-7): G02B6/122; G02B6/293
Domestic Patent References:
| JP7191226A |
Attorney, Agent or Firm:
Atsushi Nakajima (3 outside)