Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407355 | Digital-to-analog conversion circuit and method | Li-Li Yang, CHANGQING WEN, AIMEI LIANG | 2025-09-02 |
| 11909388 | Terminal resistance circuit, chip and chip communication device | AIMEI LIANG, CHANGQING WEN, Qiwei Wang | 2024-02-20 |
| 10685272 | Oscillation maintenance circuit with comparator-based pulse generation in half-duplex RFID transponders | Patrick Bian Wu, Fuqiang Han | 2020-06-16 |
| 10552723 | Oscillation maintenance circuit with trigger-based pulse generation in half-duplex RFID transponders | Patrick Bian Wu, Fuqiang Han | 2020-02-04 |
| D768944 | Dust collector | — | 2016-10-11 |
| 7834230 | Catalyst and process for producing liquefied petroleum gas | Kaoru Fujimoto, Kenji Asami, Xiaohong Li | 2010-11-16 |
| 7297825 | Catalyst and process for LPG production | Kaoru Fujimoto, Kenji Asami, Sachio Asaoka, Xiaohong Li | 2007-11-20 |
| 6797669 | Catalyst for selective hydrogenation, its preparation process and application | Han Zhang | 2004-09-28 |