Neyagawa, Japan

Katsuhiko Kumagawa

This inventor holds 39 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Liquid Crystal Displays. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Joled Inc.. Active years: 1988-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhiko Kumagawa. Retrieved from https://idiyas.com/inventor/katsuhiko-kumagawa

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

Calculating rank
USPTO Granted Patents = 39 

% Patents Active = 84.6


Average Co-Inventor Count = 4.4

ph-index = 13

Forward Citations = 524(Granted Patents)


Location History:

  • Neyagawa, JP (1988 - 2009)
  • Osaka, JP (2001 - 2015)

Company Filing History:


Years Active: 1988-2015

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Areas of Expertise:
Liquid Crystal Display
Active Matrix Display
Optical Pickup
Display Device
Driving Method
Image Display
Display Unit
Phase Variable Wave Plate
LCD Panel
Subpixels
Manufacturing Method
Storage Capacitance
39 patents (USPTO):Explore Patents

Title: Katsuhiko Kumagawa: Pioneering Inventor from Neyagawa

Introduction: Katsuhiko Kumagawa is a renowned inventor hailing from Neyagawa, Japan, known for his groundbreaking contributions to various technological fields.

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

Career Highlights: With over two decades of experience in the tech industry, Kumagawa has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the way we interact with technology.

Collaborations: Throughout his career, Kumagawa has collaborated with top companies and fellow inventors to bring his ideas to life, fostering a culture of innovation and creativity in the industry.

Conclusion: Katsuhiko Kumagawa'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 to push the boundaries of what is possible.

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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