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For the Inventor, By the Inventor

Cheunan, South Korea

Yun-Sung Na

USPTO Granted Patents = 23

Average Co-Inventor Count = 4.2

ph-index = 5

Forward Citations = 72(Granted Patents)


Location History:

  • Cheonan, KR (2003 - 2005)
  • Cheunan-si, KR (2011 - 2014)
  • Cheunan, KR (2009 - 2015)
  • Cheonan-Si, KR (2013 - 2018)

Company Filing History:

goldMedal23 out of 41 
 
Techwing Co., Ltd.
 patents

Years Active: 2003-2018

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23 patents (USPTO):Explore Patents
1. 9958498 - Test handler and circulation method of test trays in test handler (2018-05-01),
2. 8926259 - Pick and place apparatus for electronic device inspection equipment (2015-01-06),
3. 8653845 - Test handler and method for operating the same for testing semiconductor devices (2014-02-18),
4. 8570058 - Carrier board transfer system for handler that supports testing of electronic devices and method for transferring carrier board in chamber of handler (2013-10-29),
5. 8558569 - Opener for test handler (2013-10-15),
6. 8523163 - Insert for carrier board of test handler (2013-09-03),
7. 8523158 - Opener and buffer table for test handler (2013-09-03),
8. 8496426 - Pick and place apparatus for electronic device inspection equipment, picking apparatus thereof, and method for loading electronic devices onto loading element (2013-07-30),
9. 8496113 - Insert for carrier board of test handler (2013-07-30),
10. 8333083 - System to support testing of electronic devices, temperature control unit for the system, and method for controlling internal temperature of chamber of the system (2012-12-18),
11. 8258804 - Test tray for test handler (2012-09-04),
12. 8159252 - Test handler and method for operating the same for testing semiconductor devices (2012-04-17),
13. 8141922 - Pick-and-place apparatus (2012-03-27),
14. 8058890 - Test Handler (2011-11-15),
15. 8026735 - Test handler (2011-09-27),

Title: Innovations by Yun-Sung Na from Cheunan, KR

Introduction

Yun-Sung Na is a prolific inventor based in Cheunan, South Korea, known for his innovative contributions to technology. With a remarkable total of 23 patents, Na has consistently pushed the boundaries of engineering solutions, particularly in the realm of electronic device testing and inspection.

Latest Patents

Among his latest innovations, Yun-Sung Na has developed two significant patents. The first is a **Test handler and circulation method of test trays in test handler**. This invention outlines a circulation method for test trays within a test handler that involves two distinct modes depending on the temperature conditions. In the first mode, the test tray is circulated along a first path, and in the second mode, it follows a different path, enhancing the efficiency of the testing process.

The second notable patent is a **Pick and place apparatus for electronic device inspection equipment**. This apparatus features an advanced guiding unit that interacts with a loading element. It is designed to ensure that electronic devices, especially semiconductor devices with ball-type electrical contacts, are positioned correctly to facilitate stable electrical contact during testing, improving the reliability of inspections.

Career Highlights

Yun-Sung Na's career is marked by his significant contributions to Techwing Co., Ltd., where he plays a crucial role in developing technologies that enhance electronic device testing. His innovative mindset has led to practical solutions that are impactful in the electronics industry.

Collaborations

In his endeavors, Na collaborates with talented professionals, including coworkers In-Gu Jeon and Jae-Gyun Shim. Together, they contribute to the advancement of technologies that streamline processes and improve product quality in their field.

Conclusion

Yun-Sung Na continues to demonstrate exceptional creativity and dedication in his field. His latest patents not only reflect his technical expertise but also his commitment to innovation. As an inventor, he remains a valuable asset to Techwing Co., Ltd. and to the broader community of technology advancement.

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