Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1083642 | Manual gas mass flow controller | — | 2025-07-15 |
| D1032386 | MEMS mass flow controller | — | 2024-06-25 |
| 11927555 | Micromachined thermal time-of-flight fluidic concentration metering device | Yahong Yao, Li Chen, Chih-Chang Chen | 2024-03-12 |
| 11512990 | Gas meter with thermal time-of-flight sensing | Chih-Chang Chen | 2022-11-29 |
| 11428596 | Vacuum gauge with an extended dynamic measurement range | Chih-Chang Chen | 2022-08-30 |
| 11353336 | Gas meter with gas thermal property measurement and auto-compensation | Chih-Chang Chen | 2022-06-07 |
| 11179083 | Physiological fluid collection bag with instant data transmission | Chih-Chang Chen | 2021-11-23 |
| 10908006 | Method for forming micromachined liquid flow sensor | Chih-Chang Chen, Yahong Yao | 2021-02-02 |
| 10837814 | Smart gas cylinder cap | Alok Batra, Venkata Sai Tejeswar Pokkuluri, Chih-Chang Chen | 2020-11-17 |
| 10480974 | Composite MEMS flow sensor on silicon-on-insulator device and method of making the same | Chih-Chang Chen | 2019-11-19 |
| 10240723 | Digital regulated gas dispensing apparatus with a MEMS mass flow meter | Chih-Chang Chen | 2019-03-26 |
| 10209156 | Micromachined pressure sensor and method of making the same | Chih-Chang Chen | 2019-02-19 |
| 10066976 | Vortex flow meter with micromachined sensing elements | Chih-Chang Chen | 2018-09-04 |
| 9784607 | Utility mass flow gas meter | Wai Tung Ivan Wong, Kowng Shing Ling | 2017-10-10 |
| 9752783 | Smart device for gas range | Chih-Chang Chen | 2017-09-05 |
| 9360357 | Micromachined mass flow sensor with condensation prevention and method of making the same | Chih-Chang Chen | 2016-06-07 |
| 9354197 | Micromachined oxygen sensor and method of making the same | Chih-Chang Chen | 2016-05-31 |
| 9109935 | MEMS utility meters with integrated mass flow sensors | Xiangyou Yang, Yong Feng, Sugang Jiang, Chih-Chang Chen | 2015-08-18 |
| 8994552 | MEMS utility meters with exchangeable metrology unit | Changming Jiang, Yong Feng, Sugang Jiang, Chih-Chang Chen | 2015-03-31 |
| 8950253 | MEMS mass flow sensor assembly and method of making the same | Chih-Chang Chen | 2015-02-10 |
| 8943888 | Micromachined flow sensor integrated with flow inception detection and make of the same | Chih-Chang Chen | 2015-02-03 |
| 8794082 | MEMS time-of-flight thermal mass flow meter | XiaoZhong Wu, Yahong Yao, Chih-Chang Chen | 2014-08-05 |
| 8644693 | Integrated micromachining proximity switch sensors in air/oil lubricators | Jiliang Ruan, Jian Luo, Chih-Chang Chen | 2014-02-04 |
| 8544320 | Integrated micromachined wind and gas velocity profiler | Jialuo Jack Xuan, Chih-Chang Chen | 2013-10-01 |
| 8464593 | Integrated micro-machined air flow velocity meter for projectile arms | Wei Ching, Chih-Chang Chen | 2013-06-18 |