Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11407225 | Inkjet chip and thermal bubble inkjet printhead using the same | Chih-Shun Chuang, Chao-Cheng Lan | 2022-08-09 |
| 6834944 | Ink slots for providing ink to unilateral heaters | Chieh-Wen Wang, Leo Hu, Eric G. Lean | 2004-12-28 |
| 6543887 | Inkjet print head | Charles Chang, Jhih-Ping Lu, Shyh-Haur Su | 2003-04-08 |
| 6428153 | Ink pressure adjustment device for inkjet pen | Cheng-Wei Hsu, Shyh-Haur Su, I-Chung Hou, Chieh-Wen Wang | 2002-08-06 |
| 6402286 | Function test device for optical print head heaters in thermal bubble printers | Hung-Lieh Hu, Chieh-Wen Wang, Jhih-Ping Lu, Charles Chang | 2002-06-11 |
| 6378978 | Chip structure of inkjet printhead and method of estimating working life through detection of defects | Charles Chang, Chieh-Wen Wang, Ming-Ling Lee, Jhih-Ping Lu, Chen-Yue Cheng | 2002-04-30 |
| 6367666 | Ink container with fixed pressure modulating mechanism | I-Chung Hou, Cheng-Wei Hsu | 2002-04-09 |
| 6126260 | Method of prolonging lifetime of thermal bubble inkjet print head | Ming-Ling Lee, Yi-Yung Wu, Chu-Wen Chen, Ten-Hsing Jaw | 2000-10-03 |
| 6076732 | Two-motor reflection system with hologram | Chu-Wen Chen, Yi-Yung Wu | 2000-06-20 |