Changhwan Choi

USPTO Granted Patents = 14 (Patent Applications = 6)

Average Co-Inventor Count = 4.4

ph-index = 5

Forward Citations = 83(Granted Patents)

Location History:

Edgewater, NJ (US) (2013)
Yorktown Heights, NY (US) (2011 - 2015)
Edgewater, NY (US) (2015)
Seoul, KR (2013 - 2016)

Company Filing History:

13 out of 164,197

International Business Machines Corporation

where one patent can have more than one assignee

Years Active: 2011-2025

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12256036 - Mobile terminal (2025-03-18),

2. 9455203 - Low threshold voltage CMOS device (2016-09-27),

3. 9263344 - Low threshold voltage CMOS device (2016-02-16),

4. 9105745 - Fabrication of low threshold voltage and inversion oxide thickness scaling for a high-k metal gate p-type MOSFET (2015-08-11),

5. 9059314 - Structure and method to obtain EOT scaled dielectric stacks (2015-06-16),

6. 8941184 - Low threshold voltage CMOS device (2015-01-27),

7. 8940599 - Scaled equivalent oxide thickness for field effect transistor devices (2015-01-27),

8. 8716813 - Scaled equivalent oxide thickness for field effect transistor devices (2014-05-06),

9. 8415677 - Field-effect transistor device having a metal gate stack with an oxygen barrier layer (2013-04-09),

10. 8367496 - Scavanging metal stack for a high-k gate dielectric (2013-02-05),

11. 8343839 - Scaled equivalent oxide thickness for field effect transistor devices (2013-01-01),

12. 8304836 - Structure and method to obtain EOT scaled dielectric stacks (2012-11-06),

13. 8097500 - Method and apparatus for fabricating a high-performance band-edge complementary metal-oxide-semiconductor device (2012-01-17),

14. 7989902 - Scavenging metal stack for a high-k gate dielectric (2011-08-02),

Title: Changhwan Choi: Pioneering Inventor from Seoul

Introduction: Changhwan Choi is a distinguished inventor hailing from Seoul, South Korea, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Changhwan Choi holds several patents in various technological domains, showcasing his versatility and ingenuity in creating novel solutions to complex problems.

Career Highlights: Throughout his illustrious career, Changhwan Choi has consistently pushed the boundaries of innovation, with a keen focus on developing cutting-edge technologies that have the potential to revolutionize industries.

Collaborations: Changhwan Choi has collaborated with leading research institutions, universities, and tech companies, fostering a culture of innovation and knowledge-sharing that has led to the development of impactful inventions.

Conclusion: Changhwan Choi's relentless pursuit of innovation and his passion for creating transformative technologies make him a true visionary in the world of inventors, leaving a lasting legacy in the realm of technological advancements.

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6 patents pending:

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