Title:
ガラス、プレス成形用ガラス素材、光学素子ブランク、および光学素子
Document Type and Number:
Japanese Patent JP6472657
Kind Code:
B2
Inventors:
Kuwatani Shungo
Application Number:
JP2014265361A
Publication Date:
February 20, 2019
Filing Date:
December 26, 2014
Export Citation:
Assignee:
HOYA CORPORATION
International Classes:
C03C3/068; G02B1/00
Domestic Patent References:
| JP61219738A | ||||
| JP48037410A | ||||
| JP55003329A | ||||
| JP59195553A | ||||
| JP2013047168A | ||||
| JP2005170782A | ||||
| JP56160340A | ||||
| JP52155615A | ||||
| JP53004023A | ||||
| JP56078447A |
Attorney, Agent or Firm:
Patent Service Corporation Patent Office Sykes