Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9140623 | Media cross-sectional and axial bend uniformity tester | David Zhi Chen | 2015-09-22 |
| 8544700 | Epoxy injection controller | David Zhi Chen | 2013-10-01 |
| 8468896 | Media cross-sectional and axial bend uniformity tester | David Zhi Chen | 2013-06-25 |
| 8269955 | Multi-path interference performance testing | David Zhi Chen | 2012-09-18 |
| 8254788 | High speed in-service optical network testing | David Zhi Chen | 2012-08-28 |
| 8198532 | Media distribution hub and protection case | David Zhi Chen | 2012-06-12 |