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For the Inventor, By the Inventor

Takatsuki, Japan

Tsuneyuki Nagase

This inventor holds 30 USPTO granted patents, primarily in Polymer Chemistry. Top assignees: Sumitomo Chemical Company, Limited, Hayashibara Biochemical Laboratories, Inc., Sumitomo Rubber Industries Limited. Active years: 1976-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuneyuki Nagase. Retrieved from https://idiyas.com/inventor/tsuneyuki-nagase

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

USPTO Granted Patents = 30

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 12

Forward Citations = 564(Granted Patents)


Location History:

  • Osaka, JA (1976)
  • Takatsuk, JA (1976)
  • Takatsuki, JA (1976 - 1978)
  • Takatsuki, JP (1978 - 1991)

Company Filing History:

goldMedal28 out of 6,961 
 
Sumitomo Chemical Company, Limited
 patents
silverMedal5 out of 30 
 
Hayashibara Biochemical Laboratories, Inc.
 patents
bronzeMedal2 out of 4,544 
 
Sumitomo Rubber Industries Limited
 patents
where one patent can have more than one assignee

Years Active: 1976-1991

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Areas of Expertise:
Low-Temperature Insulating Material
Hydro-Gel Polymers
Enzyme Immobilization
Pullulan Gel
Racemization
Water-Resistant Materials
Furan Derivative
Lithographic Printing Plate
Cross-Linked Polymers
Optically Active Amines
Protective Coating Material
30 patents (USPTO):Explore Patents
1. 5077336 - Low-temperature insulating material (1991-12-31),
2. 5006586 - Heat reserve material (1991-04-09),
3. 4320040 - Method for preparing highly absorbent hydro-gel polymers (1982-03-16),
4. 4255521 - Method for isolation of glucose isomerase (1981-03-10),
5. 4247642 - Enzyme immobilization with pullulan gel (1981-01-27),
6. 4246424 - Method for racemization of optically active amines (1981-01-20),
7. 4239854 - Enzyme-immobilization carriers and preparation thereof (1980-12-16),
8. 4205218 - Covered electrode for arc welding (1980-05-27),
9. 4197408 - Asymmetric synthesis of alkyl chrysanthemate (1980-04-08),
10. 4186024 - Method for improving water-resistance of pullulan (1980-01-29),
11. 4182906 - Racemization of optically active (1980-01-08),
12. 4174440 - Ionic pullulan gels and production thereof (1979-11-13),
13. 4170696 - Enzyme-immobilization carrier and preparation thereof (1979-10-09),
14. 4158016 - Method for racemization of optically active amines (1979-06-12),
15. 4155893 - Preparing a hydrophilic gel by hydrolyzing a vinyl ester-acrylic or (1979-05-22),

Title: Tsuneyuki Nagase: Innovator and Patent Holder from Takatsuki

Introduction

Tsuneyuki Nagase, based in Takatsuki, Japan, is a prolific inventor with a remarkable portfolio encompassing 30 patents. His innovative contributions primarily focus on materials science, particularly in the development of efficient heat management solutions.

Latest Patents

Among his latest inventions, Nagase has developed a low-temperature insulating material and a heat reserve material known for its excellent physical properties. These innovations highlight his dedication to enhancing the performance and sustainability of materials used in various industries.

Career Highlights

Nagase has had a distinguished career at prominent companies such as Sumitomo Chemical Company, Limited and Hayashibara Biochemical Laboratories, Inc. His experience in these esteemed organizations has significantly influenced his research and development efforts, leading to his numerous achievements in patenting innovative technologies.

Collaborations

Throughout his career, Nagase has collaborated with talented individuals, including colleagues Masanori Fujimoto and Gohu Suzukamo. These partnerships have fostered a collaborative environment that has contributed to the advancement of their shared objectives in material innovation.

Conclusion

Tsuneyuki Nagase's contributions to the field of materials science have positioned him as a key figure among inventors in Japan. His dedication to innovation, alongside impactful collaborations, has yielded numerous patents that continue to influence technological development in his areas of expertise. As he moves forward in his career, the potential for further significant inventions remains high.

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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