Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457808 | Multi-color level inkjet head chip structure | Charles Chang, Ching-Long Chiu | 2002-10-01 |
| 6428153 | Ink pressure adjustment device for inkjet pen | Cheng-Wei Hsu, I-Chung Hou, Chieh-Wen Wang, Yuan-Liang Lan | 2002-08-06 |
| 6412918 | Back-shooting inkjet print head | Chia-Tai Chen, Ching-Yi Mao, Je-Ping Hu, Charles Chang, Chun-Jung Chen | 2002-07-02 |
| 6409324 | Method and apparatus for supplying ink to an printhead | Cheng-Wei Hsu, Chieh-Wen Wang, I-Chung Hou, Charles Chang | 2002-06-25 |
| 6382773 | Method and structure for measuring temperature of heater elements of ink-jet printhead | Charles Chang, Chieh-Wen Wang | 2002-05-07 |