Title:
光波長フィルタ
Document Type and Number:
Japanese Patent JP6771606
Kind Code:
B2
Inventors:
Hideaki Okayama
Application Number:
JP2019025461A
Publication Date:
October 21, 2020
Filing Date:
February 15, 2019
Export Citation:
Assignee:
Oki Electric Industry Co., Ltd.
Technical Research Institute Optoelectronic Fusion Technology Laboratory
Technical Research Institute Optoelectronic Fusion Technology Laboratory
International Classes:
G02B6/12; G02B6/126; G02F1/01
Domestic Patent References:
| JP2015011128A | ||||
| JP2018054936A | ||||
| JP2017044781A | ||||
| JP9508723A | ||||
| JP2009265123A | ||||
| JP3046603A | ||||
| JP2013156512A |
Foreign References:
| US20140133796 | ||||
| CN203941310U | ||||
| CN110346873A |
Attorney, Agent or Firm:
Hiroyuki Okada
Takashi Ogaki
Takashi Ogaki