Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12401287 | Systems and methods for providing power to pulse-width-modulation controllers of power converters during normal operation | Penglin Yang, Yuan Lin, Yun Sun | 2025-08-26 |
| 12376968 | Post-bone-grafting expandable cage | Hongwei Zhao, Lulu Han | 2025-08-05 |
| D1073331 | Hanger for scarf and leggings | — | 2025-05-06 |
| 12184182 | Systems and methods for providing power to pulse-width-modulation controllers of power converters during normal operation | Penglin Yang, Yuan Lin, Yun Sun | 2024-12-31 |
| 12055124 | Four-quadrant radial piston hydraulic device and working method thereof | Tong GUO, Tao Luo, Tianliang Lin, Cheng-Hsi Miao, Jianping Liu +1 more | 2024-08-06 |
| D1024746 | Purse hanger hook | — | 2024-04-30 |
| D1024747 | Purse hanger hook | — | 2024-04-30 |
| 11671021 | Systems and methods for providing power to pulse-width-modulation controllers of power converters during normal operation | Penglin Yang, Yuan Lin, Yun Sun | 2023-06-06 |
| D981952 | Portable spot welder | — | 2023-03-28 |
| D976517 | Wooden piggy bank | — | 2023-01-24 |
| 11517386 | Dual-use handle | Zhuojing Luo | 2022-12-06 |
| 11510716 | Nonmetallic implant screw locking structure | — | 2022-11-29 |
| 11200734 | Method for reconstructing three-dimensional space scene based on photographing | Ming Zhao, Pei Cai | 2021-12-14 |
| 11090074 | Double-purpose forceps | Zhuojing Luo | 2021-08-17 |
| 11045180 | Expanding blade, unidirectional expanding device and bidirectional expanding device | — | 2021-06-29 |
| 11045243 | Screw pegging device | — | 2021-06-29 |
| 10749439 | Systems and methods for two-level protection of power conversion systems | Huawei Lv, Chao Yao, Qiang Luo, Lieyi Fang | 2020-08-18 |
| 10742122 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Yuan Lin, Qiang Luo, Lieyi Fang | 2020-08-11 |
| 10536081 | Systems and methods for driving a bipolar junction transistor by adjusting base current with time | Xiangkun Zhai, Yuan Lin, Lieyi Fang | 2020-01-14 |
| 10490998 | Systems and methods for over-temperature protection and over-voltage protection for power conversion systems | Huawei Lyu, Qiang Luo, Lieyi Fang | 2019-11-26 |
| 10454378 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Yuan Lin, Qiang Luo, Lieyi Fang | 2019-10-22 |
| 10305386 | Systems and methods for two-level protection of power conversion systems | Huawei Lv, Chao Yao, Qiang Luo, Lieyi Fang | 2019-05-28 |
| 10277132 | Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation | Yunchao Zhang, Yaming Cao, Xiuhong Zhang, Lieyi Fang | 2019-04-30 |
| 10270350 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Yuan Lin, Qiang Luo, Lieyi Fang | 2019-04-23 |
| 10211626 | System and method providing reliable over current protection for power converter | Dongze Yang, Xiaozhi Kang, Yuan Lin, Huawei Lyu, Lieyi Fang | 2019-02-19 |