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For the Inventor, By the Inventor

Tokyo, Japan

Hirofumi Tatsukawa

This inventor holds 5 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 2002-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Tatsukawa. Retrieved from https://idiyas.com/inventor/hirofumi-tatsukawa

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 4

Forward Citations = 96(Granted Patents)


Company Filing History:

goldMedal5 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents

Years Active: 2002-2007

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5 patents (USPTO):Explore Patents
1. 7284370 - Positioning control apparatus (2007-10-23),
2. 6940391 - Vehicle key system (2005-09-06),
3. 6868170 - Vehicle key system (2005-03-15),
4. 6710700 - Vehicle key system (2004-03-23),
5. 6376930 - Portable transmitter for vehicle key system (2002-04-23),

Title: Inventor Hirofumi Tatsukawa

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

Latest Patents: Hirofumi Tatsukawa holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Tatsukawa has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the industry.

Collaborations: Throughout his career, Hirofumi Tatsukawa has collaborated with top companies, such as tech giants and automotive manufacturers, to bring his inventions to the market and make a lasting impact on society.

Conclusion: Hirofumi Tatsukawa's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of technology, inspiring future generations of inventors.

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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