Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9060575 | Integrated illumination part and lead frame of umbrella | Tsung-Hong Tsai | 2015-06-23 |
| 8696149 | Structures of luminous umbrella | Tsung-Hong Tsai | 2014-04-15 |
| 8597000 | Structural improvement of a canned motor pump | Ching-Chang Wang, Chih-Kuan Shih | 2013-12-03 |
| 6779974 | Device of a volute channel of a pump | — | 2004-08-24 |
| 6736377 | Structure for an oxygen adding and aeration device | — | 2004-05-18 |
| 6634856 | Integrally formed stamped sheet-metal blades having 3D structure | Yee-Ren Chen, Jing-Fuh Chen, Rong-Jau Liaw | 2003-10-21 |
| 6619923 | Integrated 3-D blade structure | — | 2003-09-16 |
| 6537024 | Method for fabricating sheet metal pump casing | Kou-Yu Tang, Char-Lie Pen | 2003-03-25 |
| 6506023 | Integrally formed stamping sheet-metal blades having 3D structure | Yee-Ren Chen, Jing-Fuh Chen, Rong-Jau Liaw | 2003-01-14 |
| 6439835 | Pump shell for multistage metal working pump | Pao-Yin Ou, Shu-Fen Kao, Rong-Jau Liaw | 2002-08-27 |
| 6398493 | Floatable impeller for multistage metal working pump | Pao-Yin Ou, Shu-Fen Kao, Rong-Jau Liaw | 2002-06-04 |
| 6267555 | Sheet metal casing for multistage pump and method for manufacturing the same | Pao-Yin Ou, Shu-Fen Kao, Rong-Jau Liaw | 2001-07-31 |
| 6220819 | Centrifugal pump impeller | Pao-Yin Ou, Shu-Fen Kao, Jing-Fuh Chen | 2001-04-24 |
| 6200090 | Pump casing for sheet metal pump | Kuo-Yu Tang, Ming-Chuan Shih, Charlie Pen | 2001-03-13 |
| 5320493 | Ultra-thin low noise axial flow fan for office automation machines | Ming-Chuang Shih | 1994-06-14 |