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For the Inventor, By the Inventor

Ichihara, Japan

Masaaki Nabika

This inventor holds 18 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1998-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Nabika. Retrieved from https://idiyas.com/inventor/masaaki-nabika

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

USPTO Granted Patents = 18 

% Patents Active = 50.0


Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 128(Granted Patents)


Location History:

  • Chiba, JP (2004)
  • Ichihara, JP (1998 - 2011)

Company Filing History:

goldMedal18 out of 6,960 
 
Sumitomo Chemical Company, Limited
 patents

Years Active: 1998-2011

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18 patents (USPTO):Explore Patents
1. 8026324 - Transition metal complex, process for producing the same, and use (2011-09-27),
2. 7550639 - Process for producing olefin oligomer (2009-06-23),
3. 7323611 - Process for producing olefin oligomer (2008-01-29),
4. 6921800 - Modified aluminum oxy compound, polymerization catalyst and process for producing olefin polymer and alkenyl (2005-07-26),
5. 6881802 - Catalyst for addition polymerization and process for producing an addition polymer (2005-04-19),
6. 6870017 - Transition metal compound, catalyst for addition polymerization, and process for producing addition polymer (2005-03-22),
7. 6828396 - Solid catalyst component and catalyst for olefin polymerization, process for producing olefin polymer and process for producing solid catalyst component for olefin polymerization (2004-12-07),
8. 6723807 - Catalyst component and catalyst for addition polymerization, and process for producing addition polymer (2004-04-20),
9. 6664208 - Modified aluminum oxy compound, polymerization catalyst and process for producing olefin polymer and alkenyl aromatic hydrocarbon polymer (2003-12-16),
10. 6548686 - Transition metal compound, catalyst for addition polymerization, and process for producing addition polymer (2003-04-15),
11. 6544921 - Solid catalyst component and catalyst for olefin polymerization, process for producing olefin polymer and process for producing solid catalyst component for olefin polymerization (2003-04-08),
12. 6528671 - Transition metal compound, addition polymerization catalyst component, addition polymerization catalyst and process for production of olefin polymer (2003-03-04),
13. 6329478 - Transition metal complex, process for producing the same, olefin polymerization catalyst containing the transition metal complex and process for producing olefin polymers (2001-12-11),
14. 6136995 - Process for producing aminosilane compounds (2000-10-24),
15. 6107502 - Method for purifying transition metal compound and method for producing (2000-08-22),

Title: Masaaki Nabika: Innovator in Transition Metal Complex Patents

Introduction

Masaaki Nabika, an accomplished inventor based in Ichihara, Japan, has made significant contributions to the field of chemistry through his inventive work on transition metal complexes. With an impressive portfolio of 18 patents, he embodies the spirit of innovation within the chemical industry.

Latest Patents

Among his notable patents, his latest inventions include a transition metal complex characterized by a unique formula. This complex is designed to utilize a transition metal atom from Group 4 of the periodic table, along with various atoms from Groups 14 and 16. His work facilitates the production of high molecular weight polyolefin with remarkable catalytic activity. Additionally, he has developed a process for producing olefin oligomers, which involves a series of strategic contacts among transition metal compounds and organoaluminum compounds, advancing the efficiency of chemical production processes significantly.

Career Highlights

Masaaki Nabika is currently employed at Sumitomo Chemical Company, Limited, where his expertise in transition metal chemistry has proven invaluable. His dedication to research and development has positioned him as a leading figure in innovation within the company and the broader chemical engineering community.

Collaborations

During his career, Nabika has collaborated with esteemed colleagues such as Tatsuya Miyatake and Hidenori Hanaoka. These partnerships have enhanced his research endeavors, fostering a creative environment that drives groundbreaking discoveries in the chemistry of transition metal complexes.

Conclusion

Masaaki Nabika's innovative approach to chemistry and his substantial patent portfolio reflect his commitment to advancing the field. His work on transition metal complexes not only showcases his inventive spirit but also enhances industrial capabilities, contributing to more efficient chemical processes and applications.

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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