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For the Inventor, By the Inventor

Sodegaura, Japan

Kazutaka Tsuru

USPTO Granted Patents = 13

 

Average Co-Inventor Count = 6.7

ph-index = 5

Forward Citations = 98(Granted Patents)


Location History:

  • Yamaguchi, JP (2002 - 2006)
  • Sodegaura, JP (2005 - 2012)
  • Yanai, JP (2014 - 2022)

Company Filing History:

goldMedal13 out of 1,788 
 
Mitsui Chemicals, Inc.
 patents

Years Active: 2002-2022

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13 patents (USPTO):Explore Patents
1. 11535735 - Propylene-based block copolymer, production method therefor, and solid titanium catalyst ingredient for olefin polymerization (2022-12-27),
2. 8822366 - Solid titanium catalyst component, catalyst for olefin polymerization and process for polymerizing olefin (2014-09-02),
3. 8742040 - Solid titanium catalyst component, olefin polymerization catalyst, and olefin polymerization process (2014-06-03),
4. 8338557 - Olefin polymer and process for preparing the same (2012-12-25),
5. 7687579 - Ethylene (co) polymer and its use (2010-03-30),
6. 7566761 - Olefin polymer and process for preparing the same (2009-07-28),
7. 7563849 - Ethylene (co) polymer and its use (2009-07-21),
8. 7335716 - Ethylene (co)polymers and uses thereof (2008-02-26),
9. 7109284 - Olefin polymerization catalyst, process for polymerizing olefins, ethylene polymer obtained by said process and use thereof (2006-09-19),
10. 6962890 - Olefin polymerization catalyst and process for olefin polymerization using the olefin polymerization catalyst (2005-11-08),
11. 6838540 - Olefin polymer and production processes thereof (2005-01-04),
12. 6593266 - Olefin polymerization catalyst and polymerization process (2003-07-15),
13. 6399724 - Catalyst for olefin polymerization and method of polymerizing olefin (2002-06-04),

Title: Kazutaka Tsuru: Innovator in Polymer Chemistry

Introduction

Kazutaka Tsuru is a prominent inventor based in Sodegaura, Japan. He has made significant contributions to the field of polymer chemistry, holding a total of 13 patents. His work focuses on developing innovative materials and processes that enhance the efficiency and effectiveness of polymer production.

Latest Patents

Among his latest patents are two notable inventions. The first is a propylene-based block copolymer and its production method. This invention aims to provide a copolymer that minimizes deposition on the inner walls of polymerization vessels. The copolymer exhibits a flowability evaluation value of 40% or less, calculated based on specific parameters related to its flow characteristics. The second patent involves a solid titanium catalyst component for olefin polymerization. This catalyst is designed to be free of polyfunctional aromatic compounds and features a large particle diameter. It comprises a solid titanium component, an organometallic compound, and optionally an electron donor, all contributing to its effectiveness in polymerizing olefins.

Career Highlights

Kazutaka Tsuru has built a successful career at Mitsui Chemicals, Inc., where he has been instrumental in advancing polymer technology. His innovative approaches have not only led to numerous patents but have also positioned him as a key figure in the industry. His expertise in polymer chemistry has made a lasting impact on the field.

Collaborations

Throughout his career, Tsuru has collaborated with notable colleagues, including Terunori Fujita and Makoto Mitani. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Kazutaka Tsuru's contributions to polymer chemistry through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence the development of advanced materials and processes in the industry.

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