Gradient-index glass
US4902650A · kind A · utility
16Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 1988 |
| Grant date | Feb 20, 1990 |
| Priority date | — |
| Expiry date | Jul 15, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S501/90
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A sol-gel method for making gradient-index glass and a novel composition therefor, comprising at least a ternary system of metal alkoxides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.