Company Filing History:

14 out of 164,108

International Business Machines Corporation

Years Active: 2013-2021

where 'Filed Patents' based on already Granted Patents

16 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 11187349 - Micro electrical mechanical system (MEMS) valve (2021-11-30),

2. 11161110 - MEMS optical liquid level sensor (2021-11-02),

3. 10898871 - Micro electrical mechanical system (MEMS) multiplexing mixing (2021-01-26),

4. 10612691 - Micro electrical mechanical system (MEMS) valve (2020-04-07),

5. 10551240 - Self-cleaning liquid level sensor (2020-02-04),

6. 10458909 - MEMS optical sensor (2019-10-29),

7. 10415721 - Micro electrical mechanical system (MEMS) valve (2019-09-17),

8. 9780007 - LCR test circuit structure for detecting metal gate defect conditions (2017-10-03),

9. 9702930 - Semiconductor wafer probing system including pressure sensing and control unit (2017-07-11),

10. 9559051 - Method for manufacturing in a semiconductor device a low resistance via without a bottom liner (2017-01-31),

11. 9519210 - Voltage contrast characterization structures and methods for within chip process variation characterization (2016-12-13),

12. 9354252 - Pressure sensing and control for semiconductor wafer probing (2016-05-31),

13. 8963567 - Pressure sensing and control for semiconductor wafer probing (2015-02-24),

14. 8803328 - Random coded integrated circuit structures and methods of making random coded integrated circuit structures (2014-08-12),

15. 8742782 - Noncontact electrical testing with optical techniques (2014-06-03),

Title: Innovations and Contributions of Inventor Yongchun Xin

Introduction

Yongchun Xin, a prominent inventor based in Poughkeepsie, NY, has made significant contributions to the fields of micro-electromechanical systems and microfluidics. With a portfolio of 16 patents, he has consistently pushed the boundaries of innovation, leading to advancements that enhance the reliability and efficiency of complex systems.

Latest Patents

Among his latest innovations is the Micro Electrical Mechanical System (MEMS) valve. This sophisticated valve comprises first and second bodies, a medium, and a thermal element. The design allows for controlled fluid flow through intersecting channels, utilizing thermal elements to manipulate the positioning of the second body within the first channel, providing precise control of flow rates.

Another noteworthy invention is the MEMS optical liquid level sensor, which utilizes microfluidic chips to detect liquid levels with exceptional accuracy. This system incorporates liquid level photosensors and exploits optical properties to measure liquid volumes without moving parts. By employing a combination of reflected and refracted light, the sensor enhances precision through a feedback control system to monitor and compensate for variations in rate and tolerance.

Career Highlights

Yongchun Xin has contributed his expertise to leading companies in technology and manufacturing, including IBM and Globalfoundries Inc. His work in these organizations allowed him to leverage his innovative ideas and turn them into practical applications that serve industries worldwide.

Collaborations

Throughout his career, Xin has collaborated with various professionals, including noteworthy colleagues Jang Sim and Daniel Piper. Together, they have worked on projects that demonstrate the collective impact of teamwork in driving technological advancements.

Conclusion

Yongchun Xin's contributions to innovations in MEMS and microfluidic technologies underline his status as a key figure in his field. His extensive patent portfolio reflects a commitment to enhancing technological capabilities, ensuring that his work will continue to influence future innovations for years to come.

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