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For the Inventor, By the Inventor

Pleasanton, CA, United States of America

Yasushi Ishikawa

This inventor holds 5 USPTO granted patents and 2 published patent applications. Top assignee: Lam Research Corporation. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Ishikawa. Retrieved from https://idiyas.com/inventor/yasushi-ishikawa-y6ab4v2a

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 80.0

Average Co-Inventor Count = 4.4

ph-index = 1

Forward Citations = 9(Granted Patents)


Location History:

  • Pleasanton, CA (US) (2018 - 2022)
  • Fremont, CA (US) (2013 - 2023)

Company Filing History:

goldMedal5 out of 3,955 
 
Lam Research Corporation
 patents

Years Active: 2013-2025

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5 patents (USPTO):Explore Patents
1. 12217955 - Method for etching features using a targeted deposition for selective passivation (2025-02-04),
2. 11742212 - Directional deposition in etch chamber (2023-08-29),
3. 11270890 - Etching carbon layer using doped carbon as a hard mask (2022-03-08),
4. 9941123 - Post etch treatment to prevent pattern collapse (2018-04-10),
5. 8598040 - ETCH process for 3D flash structures (2013-12-03),

Title: Yasushi Ishikawa: Pioneering Inventor from Pleasanton

Introduction: Yasushi Ishikawa is a renowned inventor based in Pleasanton, California, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Ishikawa's latest patents include cutting-edge advancements in artificial intelligence, renewable energy technologies, and sustainable materials.

Career Highlights: With a career spanning over two decades, Ishikawa has worked with leading tech companies, research institutions, and universities to develop innovative solutions that have revolutionized various industries.

Collaborations: Throughout his career, Ishikawa has collaborated with top engineers, scientists, and designers to bring his ideas to life, resulting in successful products and technologies that have had a lasting impact on society.

Conclusion: Yasushi Ishikawa's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape 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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