Yuji Yamanaka

This inventor holds 80 USPTO granted patents and 9 published patent applications and 5 EPO patents, primarily in Imaging Technology (CPC class H04N). Top assignees: Canon Kabushiki Kaisha, Ricoh Company, Ltd., Chugai Seiyaku Kabushiki Kaisha. Active years: 1994-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Yamanaka. Retrieved from https://idiyas.com/inventor/yuji-yamanaka

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

Calculating rank

USPTO Granted Patents = 80 (Patent Applications = 9)

% Patents Active = 67.5

EPO Patents = 5 (Patent Applications = 11)

Average Co-Inventor Count = 2.5

ph-index = 15

Forward Citations = 592(Granted Patents)

Forward Citations (Not Self Cited) = 552(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Oome, JP (1994)
Yokohama, JP (1996)
Kawasaki, JP (1994 - 2000)
Moriya-machi, JP (2001 - 2002)
Ibaraki-ken, JP (2008)
Ibaraki, JP (2003 - 2010)
Toride, JP (2007 - 2015)
Ise, JP (2015)
Tama, JP (2013 - 2016)
Atsugi, JP (2003 - 2017)
Kanagawa, JP (2008 - 2022)
Tokyo, JP (1994 - 2024)
Kawasaki Kanagawa, JP (2020 - 2024)

Company Filing History:

36 out of 93,258

Canon Kabushiki Kaisha

Chugai Seiyaku Kabushiki Kaisha

patents

4. 9 out of 1,576

Mitsumi Electric Company Ltd.

patents

5. 8 out of 53,315

Kabushiki Kaisha Toshiba

patents

6. 8 out of 87

Taisei Kako Co., Ltd.

patents

7. 5 out of 1,723

Toshiba Electronic Devices & Storage Corporation

patents

8. 2 out of 131

Sinfonia Technology Co., Ltd.

Taisei Kako Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1994-2026

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Areas of Expertise:

Imaging System

Driver Circuit

Power Conversion

Syringe Barrel

Distance Measurement

Image Processing

Non-Contact Power Supply

Personal Authentication

Charging Control

Antenna Design

Specimen Measuring Device

Farmland Management

80 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12773500 - Syringe (2026-10-27),

2. 11979083 - Driver circuit and power conversion system (2024-05-07),

3. 11924554 - Imaging system which determines an exposure condition based on a detected distance (2024-03-05),

4. D1010117 - Syringe barrel (2024-01-02),

5. D1010116 - Syringe barrel (2024-01-02),

6. D1010115 - Syringe barrel (2024-01-02),

7. 11839749 - Syringe cap, syringe with needle, and prefilled syringe formulation (2023-12-12),

8. D995769 - Syringe barrel (2023-08-15),

9. D995768 - Syringe barrel (2023-08-15),

10. 11329473 - Driver circuit having overcurrent protection function and control method of driver circuit having overcurrent protection function (2022-05-10),

11. 11128289 - Driver circuit having overcurrent protection function (2021-09-21),

12. 10742021 - Power circuit, control method of power circuit, and self-driving device (2020-08-11),

13. 10664000 - Power source circuit (2020-05-26),

14. 10411508 - Non-contact power supply device, and processing apparatus including non-contact power supply device (2019-09-10),

15. 10192185 - Farmland management system and farmland management method (2019-01-29),

Title: Yuji Yamanaka: Pioneering Inventor from Toride

Introduction: Yuji Yamanaka is a renowned inventor hailing from Toride, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yuji Yamanaka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Yamanaka has worked with leading tech companies in Japan, spearheading projects that have revolutionized the industry. His innovative solutions have garnered international recognition and acclaim.

Collaborations: Throughout his career, Yuji Yamanaka has collaborated with top researchers, engineers, and scientists, fostering a culture of innovation and excellence. His ability to work in multidisciplinary teams has led to the development of cutting-edge technologies.

Conclusion: In conclusion, Yuji Yamanaka stands as a visionary inventor whose passion for pushing the boundaries of technology has left a lasting impact on the industry. His relentless pursuit of innovation continues to inspire future generations of inventors worldwide.

Profile summary based on public USPTO records.