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For the Inventor, By the Inventor

Niihama, Japan

Kazuhiro Matsumura

This inventor holds 8 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1976-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Matsumura. Retrieved from https://idiyas.com/inventor/kazuhiro-matsumura

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 4.8

ph-index = 4

Forward Citations = 63(Granted Patents)


Location History:

  • Niihama, JA (1976)
  • Niihama, JP (1978 - 1981)
  • Ashiya, JP (1980 - 1981)
  • Ashiga, JP (1981)

Company Filing History:

goldMedal8 out of 6,965 
 
Sumitomo Chemical Company, Limited
 patents

Years Active: 1976-1981

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8 patents (USPTO):Explore Patents
1. 4304892 - Olefin polymerization catalyst (1981-12-08),
2. 4246135 - Olefin polymerization catalyst (1981-01-20),
3. 4243786 - Catalysts for the polymerization of olefins (1981-01-06),
4. 4217432 - Process for the polymerization of olefins (1980-08-12),
5. 4183824 - Catalysts for the polymerization of olefins (1980-01-15),
6. 4165298 - Catalysts for the polymerization of olefins (1979-08-21),
7. 4123387 - Catalysts for polymerization of olefins (1978-10-31),
8. 3960765 - Catalyst for polymerization of olefins and process for preparing the same (1976-06-01),

Title: The Innovative Journey of Kazuhiro Matsumura

Introduction: Kazuhiro Matsumura is a renowned inventor hailing from Niihama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kazuhiro Matsumura holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Matsumura has worked with leading research institutions and technology companies, playing a pivotal role in the development of cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Kazuhiro Matsumura has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge exchange that has led to numerous breakthrough inventions.

Conclusion: Kazuhiro Matsumura's passion for innovation, coupled with his relentless pursuit of excellence, has solidified his reputation as a visionary inventor whose work continues to inspire 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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