Hyung-jin Ahn

Title: Hyung-jin Ahn: Innovator in Electrophotography

Introduction

Hyung-jin Ahn is a notable inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of electrophotography, holding 2 patents that showcase his innovative approach to image formation and transfer.

Latest Patents

One of his latest patents is an "Apparatus for forming color image using electrophotography." This apparatus includes a photosensitive drum where a predetermined electrostatic latent image is formed. It features multiple developing units that supply toner to the drum's surface, developing the electrostatic latent image. The design incorporates pressure cams that press the developing units toward the drum, ensuring consistent normal force and reducing shock during contact.

Another significant patent is the "Electrophotographic printing apparatus and image transferring method for an electrophotographic printing apparatus." This invention maintains the differences between surface energies of components within predetermined ranges, optimizing the image transfer process. The apparatus includes a photosensitive medium, developing units, a drying roller, and a transfer unit, with specific ranges for peeling forces measured during operation.

Career Highlights

Hyung-jin Ahn is currently employed at Samsung Electronics Co., Ltd., where he continues to develop innovative technologies in electrophotography. His work has contributed to advancements in printing technology, enhancing the quality and efficiency of image production.

Collaborations

He collaborates with talented coworkers, including Kyu-cheol Shin and Won-hyung Lee, who contribute to the innovative projects at Samsung Electronics.

Conclusion

Hyung-jin Ahn's contributions to electrophotography through his patents reflect his dedication to innovation in the field. His work continues to influence advancements in printing technology, showcasing the importance of creativity and collaboration in driving progress.