Shigeaki Ohtake

This inventor holds 4 USPTO granted patents. Top assignees: Fuji Electric Co., Ltd., Fuji Electric., Ltd.. Active years: 1990-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeaki Ohtake. Retrieved from https://idiyas.com/inventor/shigeaki-ohtake

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 35(Granted Patents)

Location History:

Kanagawa, JP (1990 - 1993)
Kawasaki, JP (1993)

Company Filing History:

3 out of 4,826

Fuji Electric Co., Ltd.

Years Active: 1990-1993

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5235304 - Dust preventing device for electromagnetic contactor (1993-08-10),

2. 5227757 - Terminal Device (1993-07-13),

3. 5145057 - Auxiliary contact unit for an electromagnetic switch (1992-09-08),

4. 4899120 - Electromagnetic contactor (1990-02-06),

Title: Shigeaki Ohtake - Pioneering Inventor from Kanagawa, Japan

Introduction: Shigeaki Ohtake is a renowned inventor hailing from Kanagawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shigeaki Ohtake holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Shigeaki Ohtake has worked with leading research institutions and tech companies, consistently pushing the boundaries of what is possible in the world of invention.

Collaborations: Throughout his career, Shigeaki Ohtake has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of innovation and creativity in all his projects.

Conclusion: Shigeaki Ohtake's passion for innovation and his relentless drive to create a better future 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]