Location History:
- Hatano, JP (1991)
- Hsinshu City, TW (1999)
- Hsinchu, TW (1996 - 2009)
Company Filing History:
3 out of 544 
3 out of 6 
2 out of 14 
Years Active: 1991-2009
Title: Innovations of Chia-Fu Chen
Introduction
Chia-Fu Chen is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of technology, particularly in the areas of voltage adjustment systems and diamond film deposition. With a total of seven patents to his name, Chen's work reflects a commitment to advancing technological solutions.
Latest Patents
One of his latest patents is a "Voltage adjusting system and method for adjusting driving voltage of thermal print head." This invention discloses a system that utilizes an electronic variable resistor to adjust the driving voltage of a thermal print head. The system includes a power converter, a voltage divider, an analog-to-digital converter (ADC), and a controller. It operates by obtaining a detecting voltage value through a feedback mechanism and the ADC, which is then used to control the electronic variable resistor in the voltage divider.
Another significant patent is the "Process for selectively depositing diamond films." This invention provides a method that includes two stages of diamond deposition, utilizing a gas source that is a mixture of C.sub.x H.sub.y plus CO.sub.2 or C.sub.x H.sub.y O.sub.z plus CO.sub.2. Between the first and second stages, the substrate is immersed in an aqueous solution of HF plus HNO.sub.3. The resulting diamond films exhibit excellent crystallinity and selectivity, with a fast growth rate.
Career Highlights
Chia-Fu Chen has worked with esteemed organizations such as the National Science Council and the Ishizuka Research Institute, Ltd. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to his success as an inventor.
Collaborations
Throughout his career, Chen has collaborated with notable colleagues, including Sheng-Hsiung Chen and Tsao-Ming Hong. These partnerships have likely enriched his work and expanded the impact of his inventions.
Conclusion
Chia-Fu Chen's contributions to technology through his patents and collaborations highlight his role as a significant inventor in his field. His innovative approaches to voltage adjustment and diamond film deposition continue to influence advancements in technology.