John S.M. Chang
1Patents
1Active
1Granted
42Portfolio score
Filing activity: Jan 17, 2012 → Jan 17, 2012
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8584931B2 | Systems and methods for an augmented experience of products and marketing materials using barcodes | Physics | 16 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.