Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404771 | Articulated prestressing tensioning device for shield tunnels and reinforcement method thereof | Wei Zhang, Bofeng Liu, Benqing Lin, Jinwei Lin | 2025-09-02 |
| 12234661 | Automatic leveling carbon fiber reinforced polymer (CFRP) plate pre-stressing and tensioning devices for curved surface structures | Wei Zhang, Bofeng Liu, Benqing Lin | 2025-02-25 |
| 11950707 | Detachable chair leg and chair | — | 2024-04-09 |
| 8904768 | Adaptive desulfation and regeneration methods for lean NOx trap | Qilong Lu, Shizuo Sasaki | 2014-12-09 |
| 7991533 | Adaptive reductant dosing and emission control strategies | — | 2011-08-02 |
| 7788901 | Apparatus and method for regenerating exhaust treatment devices | — | 2010-09-07 |
| 7735314 | Exhaust after-treatment system with flow control for optimum temperature conditions | Qilong Lu | 2010-06-15 |
| 7640731 | Method for controlling exhaust gas flow and temperature through regenerable exhaust gas treatment devices | — | 2010-01-05 |
| 7412822 | Regeneration control for diesel particulate filter for treating diesel engine exhaust | Rijing Zhan | 2008-08-19 |
| 7275365 | Method for controlling temperature in a diesel particulate filter during regeneration | Rijing Zhan, Magdi Khair | 2007-10-02 |
| 7251932 | Exhaust system and method for controlling exhaust gas flow and temperature through regenerable exhaust gas treatment devices | — | 2007-08-07 |
| 7239954 | Method for rapid, stable torque transition between lean rich combustion modes | — | 2007-07-03 |
| 7197867 | Method for the simultaneous desulfation of a lean NOx trap and regeneration of a Diesel particulate filter | Shizuo Sasaki, Gary D. Neely, Jeffrey A. Leet | 2007-04-03 |
| 7195006 | Exhaust gas recirculation system with control of EGR gas temperature | Magdi Khair, Christopher Alan Sharp, Cynthia Chaffin Webb | 2007-03-27 |
| 6832472 | Method and apparatus for controlling exhausted gas emissions during cold-start of an internal combustion engine | Joseph Grogan | 2004-12-21 |