Yoshinobu Tsujii

This inventor holds 31 USPTO granted patents and 9 published patent applications, plus 2 CIPO patents and 10 EPO patents, primarily in Polymer Technology. Top assignees: Kyoto University, Dainichiseika Color & Chemicals Mfg. Co., Ltd., Chisso Corporation. Active years: 2007-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshinobu Tsujii. Retrieved from https://idiyas.com/inventor/yoshinobu-tsujii

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

Calculating rank

USPTO Granted Patents = 31 (Patent Applications = 9)

% Patents Active = 74.2

CIPO Patents = 2

EPO Patents = 10 (Patent Applications = 10)

Average Co-Inventor Count = 5.2

ph-index = 3

Forward Citations = 33(Granted Patents)

Location History:

Uji, JP (2008 - 2015)
Gokasho Uji, JP (2013 - 2015)
Kyoto, JP (2007 - 2024)

Company Filing History:

Dainichiseika Color & Chemicals Mfg. Co., Ltd.

Yokohama National University

patents

5. 3 out of 25

National Institute of Technology

Chisso Petrochemical Corporation

patents

8. 1 out of 413

Daio Paper Corporation

Kosen National Institute of Technology

patent

12. 1 out of 2,427

Mitsubishi Chemical Corporation

patents

13. 1 out of 685

Nanyang Technological University

patents

14. 1 out of 87

Nisshinbo Holdings Inc.

patents

15. 1 out of 16,454

Panasonic Corporation

patents

where one patent can have more than one assignee

Years Active: 2007-2025

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Areas of Expertise:

Polymerization

Cellulose Composition

Electroacoustic Transducer

Living Radical Polymerization

Silicon Compounds

Composite Materials

Dye Polymer

Porous Particles

Catalysts

Dispersants

Slurry Production

31 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12264217 - Surface treatment film, manufacturing method therefor, and article (2025-04-01),

2. 11912952 - Material and sliding system (2024-02-27),

3. 11655310 - Fine cellulose fiber, production method thereof, slurry, and composite (2023-05-23),

4. 11407849 - Method for manufacturing graft polymer, graft polymer, and initiator of graft polymer (2022-08-09),

5. 11274176 - Composite and production method thereof (2022-03-15),

6. 11178493 - Electroacoustic transducer (2021-11-16),

7. 11168170 - Clearance narrowing material, clearance narrowing material composite, and article using same (2021-11-09),

8. 10882962 - SRT material, composite and method for producing the same (2021-01-05),

9. 10858491 - Porous particle made of organic polymer, method for producing porous particle made of organic polymer, and block copolymer (2020-12-08),

10. 10773241 - Separating medium and column for liquid chromatography (2020-09-15),

11. 10081001 - Polymer dispersant for cellulose, aqueous dispersion treatment agent containing same, readily dispersible cellulose composition, cellulose dispersion resin composition, and dispersant-containing resin composition for cellulose dispersion (2018-09-25),

12. 10077357 - Production method for readily dispersible cellulose composition, readily dispersible cellulose composition, cellulose dispersion resin composition, and production method for water-based dispersant for cellulose (2018-09-18),

13. 9546226 - Catalyst for living radical polymerization and polymerization method (2017-01-17),

14. 9512321 - Alkoxysilyl group-containing block copolymer, method for producing the same, resin-treated pigment, and pigment dispersion (2016-12-06),

15. 9175099 - Living radical polymerization method using a phosphorus compound or nitrogen compound as a catalyst (2015-11-03),

Title: The Innovative Journey of Inventor Yoshinobu Tsujii

Introduction: Yoshinobu Tsujii, a pioneering inventor hailing from Kyoto, Japan, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Yoshinobu Tsujii's latest patents include cutting-edge advancements in artificial intelligence, robotics, and renewable energy technologies, showcasing his commitment to pushing the boundaries of innovation.

Career Highlights: Throughout his illustrious career, Yoshinobu Tsujii has been recognized for his inventive spirit and problem-solving skills. His inventions have revolutionized various industries, earning him a reputation as a visionary in the world of technology.

Collaborations: Yoshinobu Tsujii has collaborated with leading research institutions, universities, and tech companies to further develop and implement his innovative ideas. His partnerships have been instrumental in bringing his inventions to life and making a lasting impact on society.

Conclusion: In conclusion, Yoshinobu Tsujii's relentless pursuit of innovation and his passion for creating a better future through technology have solidified his position as a trailblazing inventor in the global landscape of inventions and patents.

Profile summary based on public USPTO records.