Title:
光学部材用合成石英ガラス材料
Document Type and Number:
Japanese Patent JP4159852
Kind Code:
B2
Inventors:
Akira Fujinoki
Hiroyuki Nishimura
Hiroyuki Nishimura
Application Number:
JP2002311908A
Publication Date:
October 01, 2008
Filing Date:
October 25, 2002
Export Citation:
Assignee:
Shin-Etsu Quartz Products Co., Ltd.
International Classes:
C03B20/00; G02B1/02; C03C3/06
Domestic Patent References:
| JP2000191329A | ||||
| JP9052723A | ||||
| JP2000258601A | ||||
| JP9235134A | ||||
| JP2001270731A | ||||
| JP2003221245A |
Foreign References:
| WO2003091175A1 |
Attorney, Agent or Firm:
Shoji Ishihara