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Kazunari Fujii

USPTO Granted Patents = 53 (Patent Applications = 4)

EPO Patents = 3 (Patent Applications = 8)

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 95(Granted Patents)

Forward Citations (Not Self Cited) = 67(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Atsugi, JP (2006 - 2009)
Kanagawa-ken, JP (2008 - 2010)
Kawasaki, JP (2008 - 2019)
Tokyo, JP (2014 - 2023)

Company Filing History:

53 out of 90,697

Canon Kabushiki Kaisha

Years Active: 2006-2023

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Areas of Expertise:

Liquid Ejection Head

Optical Sensor

Semiconductor Device

Ultrasonic Detection Device

Printhead

Image Forming Apparatus

Capacitive Electromechanical Transducer

Oscillator Device

Fluid Discharge Apparatus

Recording Element Substrate

Light Deflector

Modulation Light Source

53 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11845274 - Recording element substrate, liquid ejection head and recording apparatus (2023-12-19),

2. 11269177 - Optical sensor, scanner unit, and image forming apparatus (2022-03-08),

3. 11247461 - Recording element substrate, liquid ejection head and recording apparatus (2022-02-15),

4. 10894403 - Semiconductor apparatus, liquid discharge head substrate, liquid discharge head, and liquid discharge apparatus (2021-01-19),

5. 10566069 - Semiconductor apparatus, liquid discharge head substrate, liquid discharge head, and liquid discharge apparatus (2020-02-18),

6. 10538086 - Liquid discharge head substrate, liquid discharge head and liquid discharge apparatus (2020-01-21),

7. 10538082 - Semiconductor device, liquid discharge head, and liquid discharge apparatus (2020-01-21),

8. 10481392 - Optical sensor, scanner unit, and image forming apparatus (2019-11-19),

9. 10464102 - Ultrasonic detection device and ultrasonic diagnostic device (2019-11-05),

10. 10201969 - Recording element substrate, liquid discharge head, and recording apparatus (2019-02-12),

11. 10189249 - Recording element substrate, liquid discharge head, and recording apparatus (2019-01-29),

12. 10147720 - Semiconductor device, liquid-discharge head substrate, liquid-discharge head, and liquid-discharge device (2018-12-04),

13. 10040283 - Semiconductor device and liquid discharge head substrate (2018-08-07),

14. 9895879 - Semiconductor device and recording device (2018-02-20),

15. 9694575 - Semiconductor device, liquid discharge head, liquid discharge cartridge, and liquid discharge apparatus (2017-07-04),

Title: Kazunari Fujii - Innovative Inventor from Tokyo

Introduction: Kazunari Fujii is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Kazunari Fujii holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his diverse expertise and innovative mindset.

Career Highlights: With over two decades of experience in the industry, Kazunari Fujii has worked with leading research institutions and tech companies to develop cutting-edge solutions that have revolutionized the way we interact with technology.

Collaborations: Throughout his career, Kazunari Fujii has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and creativity in all his projects.

Conclusion: Kazunari Fujii's passion for pushing the boundaries of technology and his relentless pursuit of excellence make him a true pioneer in the world of inventions and innovations.

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