Company Filing History:

6 out of 12,867

Advanced Micro Devices Corporation

patents

1 out of 916

Varian Semiconductor Equipment Associates, Inc.

patents

Years Active: 2003-2009

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7 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 7504838 - Methods of determining characteristics of doped regions on device wafers, and system for accomplishing same (2009-03-17),

2. 7063991 - Methods of determining characteristics of doped regions on device wafers, and system for accomplishing same (2006-06-20),

3. 6852990 - Electrostatic discharge depolarization using high density plasma (2005-02-08),

4. 6797967 - Method and system for dose control during an ion implantation process (2004-09-28),

5. 6723998 - Faraday system for ion implanters (2004-04-20),

6. 6677168 - Analysis of ion implant dosage (2004-01-13),

7. 6630677 - Electrostatic lens having glassy graphite electrodes (2003-10-07),

Title: Zhiyong Zhao: Innovator in Semiconductor Technology

Introduction

Zhiyong Zhao is a prominent inventor based in Austin, TX, known for his contributions to semiconductor technology. He holds a total of 7 patents, showcasing his innovative approach to solving complex problems in the field.

Latest Patents

One of his latest patents focuses on methods of determining characteristics of doped regions on device wafers. This patent discloses various methods for assessing these characteristics, including a system that involves providing a device substrate with masked and unmasked areas, determining the ratio of these areas, and measuring the induced surface photovoltage. Another embodiment of this patent involves using a silicon-on-insulator (SOI) substrate, where the active layer's thickness is considered during illumination to measure the resulting surface photovoltage.

Career Highlights

Zhiyong Zhao has worked with notable companies in the semiconductor industry, including Advanced Micro Devices Corporation and Varian Semiconductor Equipment Associates, Inc. His experience in these organizations has significantly contributed to his expertise and innovative capabilities.

Collaborations

Throughout his career, Zhao has collaborated with talented individuals such as David Hendrix and Christian Krueger, further enhancing his work in the field.

Conclusion

Zhiyong Zhao's innovative contributions to semiconductor technology and his extensive patent portfolio highlight his role as a leading inventor in the industry. His work continues to influence advancements in device fabrication and characterization.

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