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For the Inventor, By the Inventor

Tokyo, Japan

Masataka Nakanishi

This inventor holds 16 USPTO granted patents and 11 published patent applications and 3 EPO patents, primarily in Epoxy Resin Technology. Top assignees: Nippon Kayaku Kabushiki Kaisha, The University of Tokyo, Shin-Etsu Chemical Co., Ltd.. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masataka Nakanishi. Retrieved from https://idiyas.com/inventor/masataka-nakanishi-sdalnaam

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

Calculating rank
USPTO Granted Patents = 16 

% Patents Active = 50.0

 

Average Co-Inventor Count = 4.2

ph-index = 3

Forward Citations = 23(Granted Patents)


Location History:

  • Saitama, JP (2009)
  • Kita-ku, JP (2011 - 2012)
  • Tokyo, JP (2010 - 2024)

Company Filing History:

goldMedal14 out of 801 
 
Nippon Kayaku Kabushiki Kaisha
 patents
silverMedal2 out of 1,358 
 
The University of Tokyo
 patents
bronzeMedal1 out of 5,989 
 
Shin-Etsu Chemical Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2009-2026

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Areas of Expertise:
Epoxy Resin
Curable Resin
Cured Product
Carbon Fiber
Phenolic Resin
Silicone-Modified
Liquid Crystal
Polyion Complex
Anionic Polymer
Prepreg
Composite Material
Transparent Sheets
16 patents (USPTO):Explore Patents
1. 12595334 - Compound, mixture, curable resin composition and cured product thereof, and method for producing compound (2026-04-07),
2. 12522690 - Epoxy resin, epoxy compound, epoxy resin composition, resin sheet, prepreg, carbon fiber reinforced composite material and phenol resin (2026-01-13),
3. 12473428 - Epoxy resin mixture, epoxy resin composition and cured product of same (2025-11-18),
4. 11958940 - Maleimide resin, curable resin composition, and cured product thereof (2024-04-16),
5. 11345777 - Epoxy resin, epoxy resin composition, epoxy resin composition for carbon fiber-reinforced composite material, prepreg, and carbon fiber-reinforced composite material (2022-05-31),
6. 9777107 - Silicone-modified epoxy resin and composition and cured article thereof (2017-10-03),
7. 9493631 - Epoxy resin composition for transparent sheets and cured product thereof (2016-11-15),
8. 9493630 - Epoxy resin composition for transparent sheets and cured product thereof (2016-11-15),
9. 9328217 - Epoxy resin composition for transparent sheets and cured product thereof (2016-05-03),
10. 8981160 - Modified liquid epoxy resin as well as epoxy resin composition using the same and cured product thereof (2015-03-17),
11. 8450282 - Anionic polymer, polyion complex and ternary polymer composite using anionic polymer, and pharmaceutical composition (2013-05-28),
12. 8198381 - Phenol aralkyl epoxy resin with secondary hydroxyl groups (2012-06-12),
13. 7968672 - Phenolic resin, process for production thereof, epoxy resin, and use thereof (2011-06-28),
14. 7884172 - Tetraglycidyl ether of 1,1,2,2-tetrakis(hydroxyphenyl)ethane (2011-02-08),
15. 7829657 - Polycationically charged polymer and the use of the same as a carrier for nucleic acid (2010-11-09),

Title: Innovations of Masataka Nakanishi

Introduction

Masataka Nakanishi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced resin compositions. With a total of 13 patents to his name, Nakanishi's work has had a substantial impact on various industries.

Latest Patents

Nakanishi's latest patents include a maleimide resin and a curable resin composition. The maleimide resin boasts superior solution stability and results in a cured product with excellent dielectric characteristics. This innovation is characterized by a specific formula where the N,N′-(phenylene-di-(2,2,-propylidene)-di-p-phenylene) bismaleimide content is 90 area % or less. Additionally, he has developed an epoxy resin composition that exhibits high heat resistance, a high elastic modulus, low water absorption, and excellent flame resistance. This epoxy resin is represented by a general formula where the content ratio of certain components is meticulously defined.

Career Highlights

Throughout his career, Nakanishi has worked with notable organizations such as Nippon Kayaku Kabushiki Kaisha and The University of Tokyo. His experience in these institutions has allowed him to refine his expertise in resin technology and materials science.

Collaborations

Nakanishi has collaborated with esteemed colleagues, including Katsuhiko Oshimi and Toru Kurihashi. These partnerships have contributed to the advancement of his research and innovations.

Conclusion

Masataka Nakanishi's contributions to the field of resin technology are noteworthy and continue to influence various applications. His innovative patents reflect a commitment to advancing materials science and engineering.

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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