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Masayasu Nagaoka Patents |
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Inventor: Nagaoka; Masayasu
Address: Annaka, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6600857 |
Grating optical fiber, and optical fiber base material suitable for grating |
July 29, 2003 |
| A grating optical fiber comprises a core, a first clad layer formed around the core, and a second clad layer formed around the first clad. Germanium is doped in the core, while germanium and fluorine are doped in the first clad layer. Gratings are formed on both the core and the first cl |
| 6157758 |
Grating optical fiber, and optical fiber base material suitable for grating |
December 5, 2000 |
| A grating optical fiber comprises a core, a first clad layer formed around the core, and a second clad layer formed around the first clad. Germanium is doped in the core, while germanium and fluorine are doped in the first clad layer. Gratings are formed on both the core and the first cl |
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