Acoustic eavesdropping using a smartphone camera
US-12445727-B2 · Oct 14, 2025 · US
This page is not indexed by search engines while we improve data quality.
Long Yan patents
Long Yan is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Long Yan |
| Total patents | 2 |
| First publication | Jun 6, 2024 |
| Latest publication | Oct 14, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Acoustic Eavesdropping Using A Smartphone Camera
US-2024187735-A1 · Jun 6, 2024 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Michigan Regents | 2 |
| Univ Florida | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04N23/6811 | 2 |
| G10L17/26 | 2 |
| H04N23/689 | 2 |
| G10L17/04 | 2 |
| H04N23/611 | 2 |