IDiyas

For the Inventor, By the Inventor

Ichihara, Japan

Shin-ichi Kumamoto

USPTO Granted Patents = 18 


Average Co-Inventor Count = 1.8

ph-index = 3

Forward Citations = 27(Granted Patents)


Company Filing History:

goldMedal18 out of 6,892 
 
Sumitomo Chemical Company, Limited
 patents

Years Active: 2000-2019

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18 patents (USPTO):Explore Patents
1. 10428162 - Hydrogenation catalyst and process for producing olefin polymer (2019-10-01),
2. 8859450 - Solid catalyst component for olefin polymerization (2014-10-14),
3. 7960486 - Process for producing olefin polymer (2011-06-14),
4. 7897705 - Process for producing olefin polymer (2011-03-01),
5. 7879751 - Production process of olefin polymerization catalyst component, of olefin polymerization catalyst, and of olefin polymer (2011-02-01),
6. 7799866 - Method for producing propylene-ethylene block copolymer (2010-09-21),
7. 7732540 - Process for producing olefin copolymerization catalyst and process for producing olefin copolymer (2010-06-08),
8. 7605215 - Process for producing olefin copolymerization catalyst and process for producing olefin copolymer (2009-10-20),
9. 7256151 - Solid catalyst component for α-olefin polymerization, process for producing catalyst therefor, and process for producing α-olefin polymer (2007-08-14),
10. 7109142 - Solid catalyst component and catalyst for olefin polymerization, and process for producing olefin polymer (2006-09-19),
11. 7049263 - Process for producing catalyst for α-olefin polymerization and process for producing α-olefin polymer (2006-05-23),
12. 6903041 - Solid catalyst component and catalyst for olefin polymerization, and process for producing olefin polymer (2005-06-07),
13. 6858685 - Solid catalyst component for olefin polymerization, process for producing the same, process for producing catalyst for olefin polymerization, and process for producing olefin polymer (2005-02-22),
14. 6680360 - Process for producing catalyst for &agr; -olefin polymerization and process for producing &agr; -olefin polymer (2004-01-20),
15. 6538079 - Process for producing catalyst for ethylene polymerization and process for producing ethylene polymer (2003-03-25),

Title: Shin-ichi Kumamoto - Innovator in Olefin Polymerization

Introduction

Shin-ichi Kumamoto, an accomplished inventor based in Ichihara, Japan, has made significant contributions to the field of olefin polymerization. With a total of 18 patents to his name, he has been instrumental in developing innovative catalysts and processes that enhance polymer production.

Latest Patents

Kumamoto's latest inventions include a hydrogenation catalyst and a process for producing olefin polymer. The hydrogenation catalyst is designed to yield higher molecular weight olefin polymers by efficiently controlling hydrogen concentration during the polymerization reaction. The catalyst comprises several essential components:

- Component (A): a titanocene compound,

- Component (B): a silicon compound represented by the formula Si(OR)[1],

- Component (C): an alkyl metal compound, and

- Component (D): a catalyst for olefin polymerization.

Another notable patent is a solid catalyst component for olefin polymerization. This component includes titanium, magnesium, halogen, and hydrocarbyloxy groups, characterized by a specific concentration of titanium atoms in the filtrate.

Career Highlights

Kumamoto is currently employed at Sumitomo Chemical Company, Limited, where he continues to lead innovative projects in chemical manufacturing and materials science. His work not only advances the field but also provides practical applications in various industries, directly impacting the production efficiency and quality of olefin polymers.

Collaborations

Throughout his career, Kumamoto has collaborated with renowned experts such as Makoto Satoh and Noriyuki Satou. These partnerships have fostered a fruitful exchange of ideas and expertise, further enhancing the outcomes of their innovative projects.

Conclusion

Shin-ichi Kumamoto's contributions to olefin polymerization through his innovative patents highlight the vital role of inventors in advancing technology and contributing to industrial growth. His work at Sumitomo Chemical Company, Limited demonstrates the intersection of creativity and science, reinforcing the importance of collaboration in achieving significant technological advancements.

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