Company Filing History:

6 out of 8,316

Lg Chem, Ltd

patents

1 out of 734

Sk Innovation Co., Ltd.

patents

1 out of 24

Sk Lubricants Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 2007-2022

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11462802 - Composition for manufacturing secondary battery separator and secondary battery including the same (2022-10-04),

2. 8092966 - Toner particle having excellent charging characteristics, long term credibility and transferring property, method for producing the same and toner containing said toner particle (2012-01-10),

3. 7592114 - Color toner for non-magnetic mono-component system for increasing printing quality and a method for preparing the same (2009-09-22),

4. 7550241 - Positive chargeable magnetic toner composition (2009-06-23),

5. 7374846 - Method for preparing of non-magnetic monocomponent color toner having superior long term stability (2008-05-20),

6. 7312009 - Color toner having low contamination of charging elements (2007-12-25),

7. 7309555 - Non-magnetic monocomponent color toner and preparation method thereof (2007-12-18),

Title: Hyeung-Jin Lee: Innovator in Battery Technology and Toner Development

Introduction

Hyeung-Jin Lee is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the fields of battery technology and toner development, holding a total of 7 patents. His innovative work focuses on enhancing the performance and efficiency of secondary batteries and toner particles.

Latest Patents

Hyeung-Jin Lee's latest patents include a composition for manufacturing a secondary battery separator and a toner particle with excellent charging characteristics. The first patent addresses a composition that improves electrical conductivity while minimizing black scum on electrodes. This composition consists of a polyethylene resin and an ionic liquid lubricant, which includes a pore-controlling agent, an ionic liquid, and paraffinic oil. The second patent relates to toner particles that exhibit superior charging characteristics and transferring properties. This invention involves a method for producing toner particles that are compatible with binder resins, enhancing charge-maintaining properties and charge distribution.

Career Highlights

Throughout his career, Hyeung-Jin Lee has worked with notable companies such as LG Chem, Ltd. and SK Innovation Co., Ltd. His experience in these leading firms has allowed him to develop cutting-edge technologies that have a significant impact on the industry.

Collaborations

Hyeung-Jin Lee has collaborated with talented individuals in his field, including Chang-Soon Lee and Joo-Yong Park. These partnerships have contributed to the advancement of his innovative projects and patents.

Conclusion

Hyeung-Jin Lee is a distinguished inventor whose work in battery technology and toner development has led to several important patents. His contributions continue to influence the industry and pave the way for future innovations.

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3 patents (EPO):

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.