Seoul, South Korea

Jinhwa Hong

This inventor holds 10 USPTO granted patents and 1 published patent application and 5 EPO patents. Top assignees: Hewlett-Packard Development Company, L.p., Lg Electronics Inc.. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jinhwa Hong. Retrieved from https://idiyas.com/inventor/jinhwa-hong

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 10 

% Patents Active = 100.0

 

Average Co-Inventor Count = 5.1

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Suwon-si, KR (2020 - 2021)
  • Suwon, KR (2022)
  • Seoul, KR (2021 - 2023)
  • Seongnam-si, KR (2022 - 2024)

Company Filing History:


Years Active: 2020-2025

Loading Chart...
Loading Chart...
10 patents (USPTO):Explore Patents

Title: Jinhwa Hong: Innovator in Toner Technology

Introduction

Jinhwa Hong is a prominent inventor based in Seoul, South Korea, known for his significant contributions to toner technology. With a total of 10 patents to his name, he has made remarkable advancements in the field of printing and imaging.

Latest Patents

One of his latest patents is the "Toner refill cartridge having pump for automatic toner refilling." This innovative toner refill cartridge features a housing with an opening, a toner storage portion, and a toner discharge portion. It includes a pump that provides pressure through a variable volume member, allowing for efficient toner discharge. Another notable patent is the "Structure for driving toner inlet shutter of developing cartridge by using motor." This invention involves a main body, a driving motor, and a developing cartridge that includes a toner container and a toner inlet shutter, which can be switched between blocking and opening positions.

Career Highlights

Throughout his career, Jinhwa Hong has worked with leading companies in the technology sector, including Hewlett-Packard Development Company, L.P. and LG Electronics Inc. His experience in these organizations has contributed to his expertise in developing innovative solutions in the printing industry.

Collaborations

Jinhwa has collaborated with talented individuals such as Jiwon Moon and Yongnam Ahn, further enhancing his work in the field of toner technology.

Conclusion

Jinhwa Hong's contributions to toner technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in printing technology, making a significant impact on the field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…