Tu-Won Chang

Title: The Innovations of Tu-Won Chang

Introduction

Tu-Won Chang is a notable inventor based in Uiwang-si, South Korea. He has made significant contributions to the field of image sensor technology. With a total of 2 patents, his work has advanced the capabilities of photo-sensing devices.

Latest Patents

Chang's latest patents include an innovative image sensor and a method for manufacturing the same. This image sensor features a photo-sensing device, a color filter, a microlens, and an insulation layer. The design includes a trench that exposes the photo-sensing device, filled with a filler that has a light transmittance of about 85% or more in the visible ray region. Additionally, he has developed a photosensitive resin composition for a pad protective layer, which includes an alkali soluble resin, a reactive unsaturated compound, a photoinitiator, and a solvent. This composition is crucial for the manufacturing process of the image sensor.

Career Highlights

Tu-Won Chang is currently employed at Cheil Industries Inc., where he continues to innovate in the field of image sensors. His work has been instrumental in enhancing the performance and efficiency of these devices.

Collaborations

Chang has collaborated with notable coworkers, including Kil-Sung Lee and Jae-Hyun Kim. Their combined expertise has contributed to the successful development of advanced technologies in their field.

Conclusion

Tu-Won Chang's contributions to image sensor technology reflect his dedication to innovation and excellence. His patents and ongoing work at Cheil Industries Inc. continue to shape the future of this important technology.