Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424314 | Communication system and method for respiratory protection device, and respiratory protection system | Dong Liang | 2025-09-23 |
| 12415096 | Adaptive auxiliary air supply respirator and control method thereof | Dong Liang, Hongjun Zhao | 2025-09-16 |
| 12364881 | Method and system for controlling pressure in mask, and respirator | Dong Liang, Hongjun Zhao | 2025-07-22 |
| 12276695 | Chip testing method and apparatus | — | 2025-04-15 |
| 12119039 | Refresh control circuit and method, and memory | Jixing Chen | 2024-10-15 |
| 12002751 | Adjustment method and device for chip output characteristics | Yangyang Yin, Bohong Chen | 2024-06-04 |
| 11860226 | Time offset method and device for test signal | Xuemeng Lan | 2024-01-02 |
| 9434351 | Security battery apparatus and its method | — | 2016-09-06 |
| 7083693 | Apparatus and method for fiber batt foam encapsulation | Daojie Dong, Brian Bland | 2006-08-01 |
| 7060155 | Method and apparatus for soft skin encapsulation | Daojie Dong, Michael T. Pellegrin, Clarke Berdan, II, Randall M. Haines | 2006-06-13 |
| 6038730 | Windshield wiper with replacement blade | — | 2000-03-21 |
| 5662427 | Universal wiper arm connector | — | 1997-09-02 |
| D382848 | Windshield wiper | — | 1997-08-26 |
| D380434 | Wiper | — | 1997-07-01 |
| D380435 | Wiper | — | 1997-07-01 |
| D379613 | Wiper | — | 1997-06-03 |
| 5618124 | Universal wiper arm connector | — | 1997-04-08 |
| 5617607 | Windshield wiper assembly | — | 1997-04-08 |
| 5618128 | Wiper arm connector | — | 1997-04-08 |
| D376575 | Wiper | — | 1996-12-17 |
| 5546627 | Adjustable length windshield wiper | — | 1996-08-20 |
| D324359 | Backing support for windshield wiper blades | — | 1992-03-03 |
| 5052072 | Windshield-wiper end clip | — | 1991-10-01 |