Chang Wan Ha

USPTO Granted Patents = 62 (Patent Applications = 5)

EPO Patents = 3 (Patent Applications = 5)

Average Co-Inventor Count = 1.4

ph-index = 8

Forward Citations = 339(Granted Patents)

Forward Citations (Not Self Cited) = 322(Oct 12, 2025)

Inventors with similar research interests:

Company Filing History:

51 out of 37,905

Micron Technology Incorporated

Sk Hynix Nand Product Solutions Corp.

patents

Years Active: 2006-2025

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62 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 12340845 - Split block array for 3D NAND memory (2025-06-24),

2. 12315573 - Method and apparatus to reduce power consumption of page buffer circuitry in a non-volatile memory device (2025-05-27),

3. 12315567 - Grouped global wordline driver with shared bias scheme (2025-05-27),

4. 11653496 - Asymmetric junctions of high voltage transistor in NAND flash memory (2023-05-16),

5. 11500446 - Reducing power consumption in nonvolatile memory due to standby leakage current (2022-11-15),

6. 11429469 - Defective bit line management in connection with a memory access (2022-08-30),

7. 11393716 - Devices including stair step structures, and related apparatuses and memory devices (2022-07-19),

8. 10942799 - Defective bit line management in connection with a memory access (2021-03-09),

9. 10832766 - Program verification time reduction in non-volatile memory devices (2020-11-10),

10. 10748811 - Memory devices and related methods (2020-08-18),

11. 10468116 - Methods of operating a memory device (2019-11-05),

12. 10365703 - Power management (2019-07-30),

13. 10348527 - Testing impedance adjustment (2019-07-09),

14. 10269626 - Stair step formation using at least two masks (2019-04-23),

15. 9912498 - Testing impedance adjustment (2018-03-06),

Title: Chang Wan Ha - Pioneering Inventor from San Ramon

Introduction: Chang Wan Ha is a distinguished inventor based in San Ramon, California, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Chang Wan Ha holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing his versatility and ingenuity in creating cutting-edge solutions.

Career Highlights: With a career spanning over two decades, Chang Wan Ha has worked with renowned tech companies, leading research institutions, and universities, where he has spearheaded numerous projects that have revolutionized the industry.

Collaborations: Throughout his career, Chang Wan Ha has collaborated with top-notch engineers, scientists, and researchers, fostering a culture of innovation and excellence. His collaborative efforts have resulted in the development of disruptive technologies that have had a significant impact on various sectors.

Conclusion: Chang Wan Ha's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his position as a trailblazing inventor in the vibrant tech hub of San Ramon, California. His work continues to inspire the next generation of inventors and innovators worldwide.

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5 patents pending:

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3 patents (EPO):

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5 patents pending (EPO):

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