Gyeonggi-do, South Korea

Sung Hwa Ok

This inventor holds 23 USPTO granted patents and 12 published patent applications, primarily in Semiconductor Devices. Top assignees: Skhynix Inc., Hyundai Motor Company, Korea University Industrial Academic Collaboration Foundation. Active years: 2011-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sung Hwa Ok. Retrieved from https://idiyas.com/inventor/sung-hwa-ok

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 23 

% Patents Active = 95.7

Average Co-Inventor Count = 3.5

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Ichon-shi, KR (2013)
  • Seoul, KR (2011 - 2019)
  • Hwaseong-si, KR (2022)
  • Gyeonggi-Do, KR (2016 - 2023)
  • Icheon-si, KR (2023)

Company Filing History:


Years Active: 2011-2026

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Areas of Expertise:
Clock Transmission Circuit
Semiconductor Device
Memory Device
Impedance Calibration
Data Alignment
Voltage Generation
Reference Voltage
Receiver Circuit
Pre-Charge Control
Duty Cycle Correction
Column Address Generation
Training System
23 patents (USPTO):Explore Patents

Title: The Innovative Journey of Sung Hwa Ok: A Pioneer in Memory Device Technology

Introduction: Sung Hwa Ok, located in Gyeonggi-do, South Korea, is an accomplished inventor with a notable portfolio of 9 patents. His work focuses primarily on advancements in memory devices and systems, reflecting his commitment to innovation in the field of technology.

Latest Patents: Among his latest contributions, the patent for a "Memory device for correcting pulse duty and memory system including the same" stands out. This innovation aims to enhance memory device operations by correcting the duty ratio of a primary pulse in control signals. Additionally, his patent on the "Data strobe clock output circuit" introduces a sophisticated mechanism to generate data strobe clocks utilizing rising and falling edges of a clock along with enable signals, demonstrating his technical expertise and innovative thinking.

Career Highlights: Sung Hwa Ok has had an illustrious career, having contributed significantly to well-known companies such as SK Hynix Inc. and Hyundai Motor Company. His tenure at these firms has allowed him to work on cutting-edge technologies that aim to refine and elevate product performance in the competitive tech landscape.

Collaborations: Throughout his career, Sung Hwa Ok has collaborated with talented colleagues, including Kyu Il Lee and Ja Yoon Goo. Their collective efforts in research and development have resulted in impactful innovations, further solidifying the team's reputation in the technology sector.

Conclusion: Sung Hwa Ok represents the spirit of innovation and dedication in the technology arena. With his rich background of patents and collaborations, he continues to influence the landscape of memory device technologies, paving the way for future advancements. His work is a testament to the power of creativity and technical expertise in shaping the future of technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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