Location History:
- Suwon, KR (2023)
- Seongnam-si, KR (2018 - 2024)
Company Filing History:
4 out of 27,412 
1 out of 263 Years Active: 2018-2024
Title: Janghyun Son: Innovator in Toner Cartridge Technology
Introduction
Janghyun Son is a notable inventor based in Seongnam-si, South Korea. He has made significant contributions to the field of toner cartridge technology, holding a total of 5 patents. His innovative designs have improved the functionality and efficiency of toner cartridges and developing devices.
Latest Patents
One of Janghyun Son's latest patents is for a toner cartridge that features a housing with a first combining portion and a front cover attached to the front end of the housing. This front cover includes a first locking portion designed to attach to the first combining portion, along with a notch portion that allows the locking portion to break under external force. Another significant patent involves a developing device with a sealing structure that prevents leakage of developer through the developer supply portion and the shutter. This device includes a film member with an opening in communication with the supply port, ensuring effective sealing and functionality.
Career Highlights
Throughout his career, Janghyun Son has worked with prominent companies such as Hewlett-Packard Development Company, L.P. and S-Printing Solution Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in printing technology.
Collaborations
Janghyun Son has collaborated with talented individuals in the industry, including coworkers Jongin Kim and Hojin Jang. These collaborations have fostered innovation and creativity in their projects.
Conclusion
Janghyun Son's contributions to toner cartridge technology and developing devices highlight his role as an influential inventor. His patents reflect a commitment to innovation and improvement in the printing industry.