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For the Inventor, By the Inventor

Oita, Japan

Yoshikuni Okumura

This inventor holds 23 USPTO granted patents and 2 published patent applications and 9 EPO patents, primarily in Olefin Polymerization. Top assignees: Showa Denko K.k., The University of Tokyo, Japan Polyethylene Corporation. Active years: 1998-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikuni Okumura. Retrieved from https://idiyas.com/inventor/yoshikuni-okumura

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

Calculating rank
USPTO Granted Patents = 23 

% Patents Active = 87.0

 

Average Co-Inventor Count = 4.0

ph-index = 6

Forward Citations = 197(Granted Patents)


Location History:

  • Kanagawa, JP (2006 - 2008)
  • Kawasaki, JP (2010)
  • Minato-ku, JP (2014)
  • Olta, JP (2019)
  • Oita, JP (1998 - 2024)

Company Filing History:

goldMedal16 out of 1,961 
 
Showa Denko K.k.
 patents
silverMedal11 out of 1,358 
 
The University of Tokyo
 patents
bronzeMedal6 out of 48 
 
Japan Polyethylene Corporation
 patents
4. 3 out of 482 
 
Basell Polyolefine Gmbh
 patents
5. 1 out of 378 
 
Basell Poliolefine Italia S.r.l.
 patents
6. 1 out of 1 
 
Japan Polyolafins Co., Ltd.
 patent
7. 1 out of 29 
 
Japan Polyolefins Co., Ltd.
 patents
8. 1 out of 403 
 
Resonac Corporation
 patents
where one patent can have more than one assignee

Years Active: 1998-2024

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Areas of Expertise:
Olefin Polymerization
Catalyst Development
Copolymer Production
Gas-Barrier Resins
Metal Complex
Hydrocarbon Adsorption
Separation Method
Polyolefins
Allyl Monomer
Transition Metal Compounds
Adsorbent Materials
23 patents (USPTO):Explore Patents
1. 11981765 - Catalyst for olefin polymerization and method for producing polar group—containing olefin polymer (2024-05-14),
2. 11697698 - Method for producing copolymer of allyl monomer having polar group (2023-07-11),
3. 11655360 - Gas-barrier resin composition and use thereof (2023-05-23),
4. 11352453 - Catalyst for olefin polymerization and production method for polar group-containing olefin-based polymers (2022-06-07),
5. 11248074 - Method for producing copolymer of polar group-containing allyl monomer (2022-02-15),
6. 10414837 - Method for producing polar group-containing olefin polymer (2019-09-17),
7. 9957285 - Metal complex, adsorbent, separating material, and 1, 3-butadiene separation method (2018-05-01),
8. 9856190 - 1, 3-butadiene separating material, and separation method using said separating material (2018-01-02),
9. 9499644 - Production method of polar group-containing olefin polymers (2016-11-22),
10. 9475032 - Molded article for hydrocarbon adsorption (2016-10-25),
11. 9303101 - Catalyst for synthesizing polyolefins (2016-04-05),
12. 9284390 - Copolymer of allyl monomer containing polar group (2016-03-15),
13. 9051399 - Method for producing polar group-containing olefin copolymers (2015-06-09),
14. 8916663 - Production method of copolymer of allyl monomer containing polar group (2014-12-23),
15. 8889805 - Carboxylate metal complex and catalyst for olefin polymerization (2014-11-18),

Title: Yoshikuni Okumura: Pioneering Inventor from Oita, JP

Introduction: Yoshikuni Okumura is a renowned inventor hailing from the picturesque city of Oita, Japan. His innovative spirit and dedication to technological advancements have made him a prominent figure in the world of patents and inventions.

Latest Patents: Yoshikuni Okumura holds several groundbreaking patents in various fields, including robotics, renewable energy, and healthcare technologies. His recent patents focus on enhancing efficiency and sustainability in everyday life.

Career Highlights: With a career spanning over two decades, Yoshikuni Okumura has worked with leading research institutions and companies to bring his inventions to life. His commitment to pushing the boundaries of innovation has led to numerous successful ventures and collaborations.

Collaborations: Throughout his career, Yoshikuni Okumura has collaborated with top engineers, scientists, and designers to create cutting-edge solutions to complex problems. His collaborative efforts have resulted in transformative inventions that have had a lasting impact on society.

Conclusion: Yoshikuni Okumura's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a trailblazing inventor. His contributions to the world of patents and inventions continue to inspire future generations of inventors and innovators.

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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