Company Filing History:

16 out of 7,640

Samsung Sdi Co., Inc.

patents

8 out of 26,925

Samsung Display Co., Ltd.

patents

Years Active: 2004-2019

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24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10504434 - DC-DC converter and display device having the same (2019-12-10),

2. 10013902 - Display device and related electronic device (2018-07-03),

3. 9685111 - Display device, control device for driving the display device, and control method thereof (2017-06-20),

4. 9558692 - Organic light emitting display device and driving method thereof (2017-01-31),

5. 9240140 - Display device, power source generator device, and driving method of an OLED pixel (2016-01-19),

6. 9207785 - Voltage generator and organic light emitting display device using the same (2015-12-08),

7. 9093022 - Power supply device, organic light emitting display device having the same, and method of supplying power (2015-07-28),

8. 8913408 - Power supply device, organic light emitting display device having the same, and method of supplying power (2014-12-16),

9. 8106855 - Energy recovery circuit and driving apparatus of display panel (2012-01-31),

10. 8044885 - Driving device of plasma display panel and method (2011-10-25),

11. 7868853 - Driving device for plasma display panel and plasma display device including the driving device (2011-01-11),

12. 7692918 - Coupling structure of chassis base and circuit board and display apparatus including the same (2010-04-06),

13. 7477212 - Apparatus for driving a plasma display panel (2009-01-13),

14. 7471046 - Apparatus and method for driving plasma display panel (2008-12-30),

15. 7439942 - Plasma display panel driving apparatus (2008-10-21),

Title: Innovations and Contributions of Hak-Ki Choi

Introduction

Hak-Ki Choi, an inventor based in Cheonan, South Korea, has made significant strides in the field of electrical engineering, contributing a remarkable total of 24 patents to the industry. His work primarily focuses on advancements in power conversion and display technologies, reflecting a commitment to innovation and improved functionality in electronic devices.

Latest Patents

Among his latest innovations are notable patents for a DC-DC converter and a display device. The DC-DC converter patent details a system that utilizes multiple converters and a discharging circuit, designed to convert input power voltage into varying output power voltages directed to multiple output terminals. This innovation enhances efficiency in power management for electronic devices. The display device patent outlines a sophisticated design incorporating a frequency detector that receives and analyzes alternating current signals. This signals' information is then harnessed by a control part to generate a control signal that drives a display panel, enabling high-quality image output.

Career Highlights

Hak-Ki Choi has garnered invaluable experience through his tenure at prominent companies in the tech sector, including Samsung SDI Co., Inc. and Samsung Display Co., Ltd. His roles at these organizations have undoubtedly influenced his inventive output, allowing him to develop and refine technologies that significantly impact the market.

Collaborations

Throughout his career, Choi has worked alongside esteemed colleagues such as Jun-Young Lee and Chan-Young Han. These collaborations have fostered a dynamic exchange of ideas and expertise, further enhancing the quality and impact of his innovations.

Conclusion

Hak-Ki Choi’s contributions to the realm of electrical engineering through his patents not only reflect his creativity and technical acumen but also play a crucial role in the advancement of electronic technologies. As he continues to innovate, his work will likely influence future developments in the industry, paving the way for more efficient and effective electronic devices.

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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.