Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12028086 | Self calibrating digital-to-analog converter | Jie Jin, Stefano Pietri, Michael T. Berens, Hongyan Yao, Jiawei Fu | 2024-07-02 |
| 11979169 | Digital to analog converter | Stefano Pietri, Jie Jin, Michael T. Berens | 2024-05-07 |
| 11285074 | Massage apparatus | Chen Qiu, Lui Kai | 2022-03-29 |
| 10790848 | Segmented resistive digital to analog converter | Stefano Pietri, James R. Feddeler, Michael T. Berens | 2020-09-29 |
| 10784886 | Segmented digital to analog converter | Stefano Pietri, James R. Feddeler, Michael T. Berens | 2020-09-22 |
| 10298159 | Zero crossing detection circuit for motor controller and method therefor | Chongli Wu, Jie Jin | 2019-05-21 |
| 10282385 | Estimation of oil recovery in foam flooded hydrocarbon reservoirs | Xiangzeng Wang, Shubao Wang, Ruimin Gao, Yongchao Yang, Fanhua Zeng +1 more | 2019-05-07 |
| 10110244 | Digital to analog converter (DAC) having sub-DACs with arrays of resistors | Stefano Pietri, James R. Feddeler, Michael T. Berens | 2018-10-23 |
| 10034814 | Mobile automatic massage apparatus | — | 2018-07-31 |
| 10027312 | Low temperature coefficient clock signal generator | Yang Wang, Jianzhou Wu, Hao Zhi, Bin Zhang, Zhengxiang Wang +1 more | 2018-07-17 |
| 9919549 | Calculable three-dimensional color printing method | Kun Zhou, Chunji YIN, Changxi Zheng | 2018-03-20 |
| 9726724 | On-chip current test circuit | Xiuqiang Xu, Yin Guo, Shayan Zhang, Wanggen Zhang, Xu Zhang | 2017-08-08 |
| 8773174 | Rail to rail differential buffer input stage | Yang Wang, Jianzhou Wu, Xiuqiang Xu | 2014-07-08 |
| 8723612 | Trimming circuit for clock source | Xiuqiang Xu, Jie Jin | 2014-05-13 |