Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1054534 | Diaphragm valve | Po-Wen Chen, Huan-Ciao Hong | 2024-12-17 |
| D1054535 | Diaphragm valve | Po-Wen Chen, Huan-Ciao Hong | 2024-12-17 |
| 11898660 | Fluororesin diaphragm valve | Po-Wen Chen | 2024-02-13 |
| 11873914 | Buffer valve | Po-Wen Chen | 2024-01-16 |
| 11835142 | Buffer valve | Po-Wen Chen | 2023-12-05 |
| 11739642 | Manufacturing method of 3-dimensional plastic impeller of centrifugal pump and the impeller | Chih-Hsien Shih, Chih-Kuan Shih, Shu-Yen Chien, Chin-Cheng Wang, Yuan-Hung Lin +1 more | 2023-08-29 |
| 11585460 | Diaphragm valve structure | Po-Wen Chen, Huan-Ciao Hong | 2023-02-21 |
| 11396955 | Diaphragm valve structure | Po-Wen Chen, Huan-Ciao Hong | 2022-07-26 |
| 11391390 | Diaphragm valve structure | Po-Wen Chen, Huan-Ciao Hong | 2022-07-19 |
| 11067192 | Diaphragm valve structure and thermal isolation method thereof | Po-Wen Chen, Huan-Ciao Hong | 2021-07-20 |
| 11035474 | Fluoroplastic butterfly valve structure | Po-Wen Chen | 2021-06-15 |
| D917667 | Diaphragm valve | Po-Wen Chen | 2021-04-27 |
| 10267327 | Magnetic drive pump | Chin-Cheng Wang, Chih-Hsien Shih, Chih-Kuan Shih | 2019-04-23 |
| 10190593 | Magnetic drive pump | Chin-Cheng Wang, Chih-Hsien Shih, Chih-Kuan Shih | 2019-01-29 |
| 9951778 | Permanent magnet motor pump | Chin-Cheng Wang, Chih-Hsien Shih | 2018-04-24 |
| 9897102 | Structure improvement of pump casing with PFA liner | Chin-Cheng Wang, Chih-Hsien Shih, Chih-Kuan Shih, Yu-Lun Jhang, Shu-Yen Chien | 2018-02-20 |
| 9746118 | Method and structure for preventing slipping-off of a tube in a pipe joint made of fluororesin | Po-Wen Chen | 2017-08-29 |
| 9702364 | Permanent magnet motor pump | Chin-Cheng Wang, Chih-Hsien Shih | 2017-07-11 |
| 9670934 | Magnetic drive pump | Chin-Cheng Wang, Chih-Hsien Shih, Chih-Kuan Shih | 2017-06-06 |
| 9657924 | LED 3D curved lead frame of illumination device | Tsung-Hong Tsai | 2017-05-23 |
| 9631799 | LED 3D curved lead frame of illumination device | Tsung-Hong Tsai | 2017-04-25 |
| 9599113 | Permanent magnet motor pump | Chin-Cheng Wang, Chih-Hsien Shih | 2017-03-21 |
| 9557041 | LED 3D curved lead frame of illumination device | Tsung-Hong Tsai | 2017-01-31 |
| 9400096 | Integrated illumination part and lead frame of umbrella | Tsung-Hong Tsai | 2016-07-26 |
| 9169842 | Permanent magnet canned motor pump with corrosion-protection housing | Chin-Cheng Wang, Chih-Hsien Shih, Chih-Kuan Shih | 2015-10-27 |