Yasuharu Ohkawa

This inventor holds 3 USPTO granted patents. Top assignee: Sony Corporation. Active years: 2000-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuharu Ohkawa. Retrieved from https://idiyas.com/inventor/yasuharu-ohkawa

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

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 23(Granted Patents)

Company Filing History:

3 out of 58,147

Sony Corporation

patents

Years Active: 2000-2004

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6722962 - Polishing system, polishing method, polishing pad, and method of forming polishing pad (2004-04-20),

2. 6520835 - Polishing system, polishing method, polishing pad, and method of forming polishing pad (2003-02-18),

3. 6139400 - Polishing system and method with polishing pad pressure adjustment (2000-10-31),

Title: Inventor Yasuharu Ohkawa

Introduction: Yasuharu Ohkawa is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various fields.

Latest Patents: Yasuharu Ohkawa holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies.

Career Highlights: With a career spanning over two decades, Ohkawa has worked with leading research institutions and universities to develop innovative solutions for complex challenges. He has been recognized for his pioneering work in the field of sustainable energy and has received numerous awards for his contributions.

Collaborations: Throughout his career, Yasuharu Ohkawa has collaborated with multinational companies, government agencies, and fellow inventors to bring his ideas to life. His collaborative approach has led to the successful implementation of several cutting-edge technologies in the market.

Conclusion: Yasuharu Ohkawa's passion for innovation and his dedication to creating a sustainable future have solidified his reputation as a visionary inventor in the global scientific community.

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]