Seoul, South Korea

Se-Hyun Lyu

This inventor holds 25 USPTO granted patents and 3 EPO patents, primarily in Electrophotographic Printing. Top assignees: Samsung Electronics Co., Ltd., Other. Active years: 2000-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Se-Hyun Lyu. Retrieved from https://idiyas.com/inventor/se-hyun-lyu

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


% Patents Active = 44.0


Average Co-Inventor Count = 3.1

ph-index = 6

Forward Citations = 99(Granted Patents)


Location History:

  • Inchonkwangyok-shi, KR (2000)
  • Seoul, KR (2005 - 2011)

Company Filing History:


Years Active: 2000-2011

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Areas of Expertise:
Electrophotographic Printer
Image Forming Apparatus
Waste Toner Transfer
Fusing Roller
Developer-Driving Device
Paper Feeding Mechanism
Contamination Prevention
High Voltage Switching
Pickup Error-Sensing
Removable Photosensitive Drum
Fusing Unit
Locking/Releasing Unit
25 patents (USPTO):Explore Patents

Title: Innovations of Se-Hyun Lyu: A Pioneer in Image Forming Technologies

Introduction

Se-Hyun Lyu, an accomplished inventor based in Seoul, Korea, has made significant contributions to the field of image forming technology. With a remarkable portfolio of 25 patents, Lyu has been instrumental in developing innovative solutions that enhance the efficiency and functionality of image forming apparatuses. His work is characterized by a commitment to compact design and ease of maintenance, reflecting a deep understanding of both technical and user needs.

Latest Patents

Among Lyu's latest inventions is the "Multi-pass type image forming apparatus." This groundbreaking apparatus features a photosensitive body and multiple developing devices designed to produce high-quality color images. Notably, the apparatus includes fixed-position developing devices and moveable developing devices. This innovative design allows for a more compact construction by utilizing four developing devices for the primary colors—yellow, magenta, cyan, and black. As a result, the photosensitive body can be reduced in diameter compared to traditional configurations, leading to more efficient color printing.

Additionally, Lyu has developed a "Transfer unit-fixing apparatus and image forming device having the same." This apparatus simplifies the assembly of the transfer unit on a door, featuring a position fixing unit for pivotal support and a locking unit for secure attachment. The result is a user-friendly image forming device that can be assembled, maintained, and repaired with ease, reflecting Lyu's focus on practicality.

Career Highlights

Lyu's career is marked by significant achievements at leading technology firms, including Samsung Electronics Co., Ltd. His extensive experience in the industry has undoubtedly influenced his innovative designs, driving forward the capabilities of image forming technology.

Collaborations

Throughout his career, Lyu has collaborated with notable professionals in the field, including Heung-sup Jeong and Jin-soo Lee. These partnerships have facilitated knowledge sharing and the fusion of ideas, further enhancing the effectiveness of their collective contributions to technology.

Conclusion

Se-Hyun Lyu stands out as a visionary inventor whose patents have pushed the boundaries of image forming technologies. His commitment to innovation and ease of use continues to shape the landscape of this field. With a continued focus on practicality and compact design, Lyu's future inventions are eagerly anticipated by both industry professionals and users alike.

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]
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