Tomohiro Kubota

USPTO Granted Patents = 80 (Patent Applications = 5)

CIPO Patents = 5

EPO Patents = 7 (Patent Applications = 6)

Average Co-Inventor Count = 5.8

ph-index = 10

Forward Citations = 307(Granted Patents)

DiyaCoin

= 0.27

Inventors with similar research interests:

Location History:

Ohsaka, JP (2008)
Oosaka, JP (2008 - 2009)
Ohta-ku, JP (2014 - 2015)
Osaka, JP (2009 - 2022)
Kanagawa, JP (2015 - 2024)

Company Filing History:

Semiconductor Energy Laboratory Co., Ltd.

patents

Years Active: 2008-2025

where 'Filed Patents' based on already Granted Patents

80 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 12460130 - Organic compound, light-emitting device, light-emitting apparatus, electronic equipment, lighting device, and electronic device (2025-11-04),

2. 12435266 - Material for hole-transport layer, material for hole-injection layer, organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device (2025-10-07),

3. 12419155 - Hole-transport layer material, electron-blocking layer material, electron-transport layer material, hole-blocking layer material, light-emitting device, light-emitting apparatus, electronic device, and lighting device (2025-09-16),

4. 12356791 - Light-emitting device, electronic device, and lighting device (2025-07-08),

5. 12344602 - Organic compound, EL device, light-emitting apparatus, electronic appliance, lighting device, and electronic device (2025-07-01),

6. 12225812 - Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device (2025-02-11),

7. 12139446 - Arylamine compound, hole-transport layer material, hole-injection layer material, light-emitting device, light-emitting apparatus, electronic apparatus, and lighting device (2024-11-12),

8. 11964928 - Organic compound, light-emitting device, light-emitting apparatus, electronic equipment, lighting device, and electronic device (2024-04-23),

9. 11835887 - Developer accommodating device with screw including screw blade as rotator, developing device, process cartridge, and image forming apparatus (2023-12-05),

10. 11800734 - Light-emitting device, electronic device, and lighting device (2023-10-24),

11. 11506994 - Toner cartridge including a protrusion protruding from a center of a conveyance drive gear (2022-11-22),

12. 11482687 - Light-emitting device, electronic device, and lighting device (2022-10-25),

13. 11275325 - Image forming apparatus including a process cartridge that includes a developing device (2022-03-15),

14. 11231663 - Toner cartridge including a protrusion protruding from a center of a conveyance drive gear (2022-01-25),

15. 10816914 - Developer container for image forming apparatus (2020-10-27),

Title: Innovator Spotlight: Tomohiro Kubota

Introduction:

Tomohiro Kubota, a prolific inventor based in Osaka, Japan, has made significant contributions to the field of organic compounds and electronic devices. With an impressive portfolio of 73 patents, Kubota's innovative work has helped drive advancements in various technological areas. Let's delve into his latest patents, career highlights, and collaborations.

Latest Patents:

Kubota's recent patents showcase his expertise in developing organic compounds and electronic devices. His creations include a range of novel organic compounds with unique properties such as carrier-transport, hole-transport, and low refractive index. One notable patent features an organic compound represented by a specific general formula, demonstrating his deep understanding of molecular structures. Additionally, Kubota has patented a developer accommodating device with a specialized screw design for use in developing devices and image forming apparatus.

Career Highlights:

Throughout his career, Kubota has worked with esteemed companies such as Ricoh Company, Ltd., and Semiconductor Energy Laboratory Co., Ltd. His time at these organizations has not only honed his skills but also provided him with valuable industry insights. Kubota's ability to innovate and solve complex technological challenges has earned him recognition as a leading figure in the field of electronic devices.

Collaborations:

Collaboration plays a crucial role in driving innovation, and Kubota has had the privilege of working alongside talented individuals like Yoshiyuki Shimizu and Tomofumi Yoshida. These collaborations have resulted in groundbreaking inventions and have expanded Kubota's knowledge base, further fueling his passion for creating cutting-edge technologies.

Conclusion:

In conclusion, Tomohiro Kubota's exceptional talent and dedication to innovation have solidified his reputation as a trailblazer in the realm of organic compounds and electronic devices. With a diverse portfolio of patents and a history of successful collaborations, Kubota continues to push the boundaries of technological advancement, leaving a lasting impact on the industry.

This text is generated by artificial intelligence and may not be accurate.