Laser bleach marking of an anodized surface
US10099506B2 · kind B2 · utility
8Cited by
48References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2017 |
| Grant date | Oct 16, 2018 |
| Priority date | — |
| Expiry date | Jun 22, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K2103/166
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A deep black housing for a handheld electronic device is disclosed having one or more high resolution, bleached markings. The bleached markings are significantly lighter than the housing and exhibit a smooth appearance. Methods for preparing a housing having the finish and markings are also disclosed, including housings for use in mobile phones.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.