Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12285956 | Manufacturing and quality testing method and manufacturing device for a printed product capable of resisting abnormal environmental changes and operating in all weather and suitable for hygiene management operations, and the printed product | Man Yee Au | 2025-04-29 |
| 10661299 | Method and device for monitoring production of fluid film | Tak Chung YAN | 2020-05-26 |
| 8804197 | Print quality control method | — | 2014-08-12 |
| 8451503 | Print quality control method | — | 2013-05-28 |