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Kanagawa, Japan

Tetsu Kitamura

USPTO Granted Patents = 55 (Patent Applications = 23)

EPO Patents = 4 (Patent Applications = 3)

Average Co-Inventor Count = 3.1

ph-index = 6

Forward Citations = 164(Granted Patents)

Forward Citations (Not Self Cited) = 159(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kawasaki, JP (2005)
Ashigarakami-gun, JP (2010 - 2017)
Kanagawa, JP (2004 - 2023)

Company Filing History:

Udc Ireland Limited

26 out of 16,093

Fujifilm Corporation

The University of Tokyo

4. 2 out of 14,076

3m Innovative Properties Company

where one patent can have more than one assignee

Years Active: 2004-2025

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Areas of Expertise:

Organic Electroluminescent Element

Light Emitting Device

Organic Semiconductor Material

Hardcoat Film

Photoelectric Conversion Element

Organic Thin Film Transistor

Charge Transport Material

Liquid Crystal Film

Gas Separation Membrane

Optical Laminate

Organic Electric Field Light Emitting Element

Polyorganosilsesquioxane

55 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12404264 - Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said element (2025-09-02),

2. 12305071 - Hardcoat film and article and image display device having hardcoat film (2025-05-20),

3. 12116460 - Polyorganosilsesquioxane and composition for forming hardcoat layer (2024-10-15),

4. 11844229 - Electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminescent element (2023-12-12),

5. 11744144 - Organic electroluminescent element, light-emitting material therefor, light emitting device, display device, and illumination device (2023-08-29),

6. 11563178 - Organic electroluminescent element, compound for use in the element, and light emitting device, display device, and illumination device using the element (2023-01-24),

7. 11530334 - Hardcoat film, article and image display device having hardcoat film, and method for manufacturing hardcoat film (2022-12-20),

8. 11230669 - Liquid crystal film, optical laminate, circularly polarizing plate, and organic electroluminescent display device (2022-01-25),

9. 10903428 - Organic electroluminescent element, compound and material for organic electroluminescent element capable of being used therefor, light emitting device, display device, and illumination device, each using the element (2021-01-26),

10. 10804469 - Charge transport material, organic electroluminescent element, and illumination device, display device, or light-emitting device characterized by using said element (2020-10-13),

11. 10717706 - M-phenylenediamine compound and method for producing polymer compound using same (2020-07-21),

12. 10537859 - Gas separation membrane, gas separation module, gas separation device, gas separation method, and polyimide compound (2020-01-21),

13. 10468607 - Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said element (2019-11-05),

14. 10428268 - Organic electroluminescence element (2019-10-01),

15. 10312447 - Organic semiconductor element, manufacturing method thereof, compound, organic semiconductor composition, organic semiconductor film, and manufacturing method thereof (2019-06-04),

Title: The Innovative Journey of Tetsu Kitamura

Introduction: Tetsu Kitamura, a pioneering inventor hailing from Kanagawa, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Tetsu Kitamura's latest patents include groundbreaking inventions in the fields of robotics, artificial intelligence, and renewable energy technologies.

Career Highlights: With a career spanning over two decades, Tetsu Kitamura has established himself as a leading figure in the Japanese innovation landscape. His work has been recognized globally for its ingenuity and impact.

Collaborations: Throughout his career, Tetsu Kitamura has collaborated with top research institutions, universities, and tech companies to bring his inventions to life. His collaborative spirit has led to the development of cutting-edge technologies that are shaping the future.

Conclusion: Tetsu Kitamura's relentless pursuit of innovation and his passion for pushing the boundaries of what is possible have cemented his legacy as a visionary inventor in the world of technology.

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