Woo Sik Yoo

This inventor holds 52 USPTO granted patents, primarily in Semiconductor Processing (CPC class H01L). Top assignees: Wafermasters Incorporated, Other. Active years: 2001-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Woo Sik Yoo. Retrieved from https://idiyas.com/inventor/woo-sik-yoo

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

USPTO Granted Patents = 52

% Patents Active = 38.5

Average Co-Inventor Count = 1.2

ph-index = 14

Forward Citations = 570(Granted Patents)

Forward Citations (Not Self Cited) = 560(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

48 out of 48

Wafermasters Incorporated

patents

4 out of 834,453

Other

patents

Years Active: 2001-2010

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Areas of Expertise:

Optical Emission Spectroscopy

Focused Laser Beam Processing

Rapid Thermal Processing

Wafer Fabrication

Raman Spectroscopy

Selective Heating

Gas-Assisted Processing

Thermal Annealing

Plasma Processing

Batch Processing

Multi-Spectral Light Source

Wafer Mapping

52 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7816152 - In situ, ex situ and inline process monitoring, optimization and fabrication (2010-10-19),

2. 7718554 - Focused laser beam processing (2010-05-18),

3. 7599048 - Optical emission spectroscopy process monitoring and material characterization (2009-10-06),

4. 7564547 - Spectroscopy system (2009-07-21),

5. 7507667 - Selective heating using flash anneal (2009-03-24),

6. 7440094 - Optical sample characterization system (2008-10-21),

7. 7397561 - Spectroscopy system (2008-07-08),

8. 7362426 - Raman and photoluminescence spectroscopy (2008-04-22),

9. 7358200 - Gas-assisted rapid thermal processing (2008-04-15),

10. 7344979 - High pressure treatment for improved grain growth and void reduction (2008-03-18),

11. 7276457 - Selective heating using flash anneal (2007-10-02),

12. 7262918 - Light beam conditioner (2007-08-28),

13. 7198677 - Low temperature wafer backside cleaning (2007-04-03),

14. 7194199 - Stacked annealing system (2007-03-20),

15. 7141513 - Integrated ashing and implant annealing method using ozone (2006-11-28),

Title: The Innovative Journey of Woo Sik Yoo

Introduction: Woo Sik Yoo is a visionary inventor based in Palo Alto, CA, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Woo Sik Yoo holds several patents in the areas of artificial intelligence, machine learning, and renewable energy technologies, showcasing his commitment to pushing the boundaries of what is possible.

Career Highlights: With a background in engineering and a passion for creating solutions to complex problems, Woo Sik Yoo has had a successful career marked by numerous accolades and achievements in the tech industry.

Collaborations: Throughout his career, Woo Sik Yoo has collaborated with leading tech companies, research institutions, and universities to further develop and implement his innovative ideas, solidifying his reputation as a forward-thinker in the industry.

Conclusion: Woo Sik Yoo's relentless pursuit of innovation and his dedication to creating a positive impact through his inventions make him a true pioneer in the world 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]