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Takehiro Ishidate

USPTO Granted Patents = 75 (Patent Applications = 12)

EPO Patents = 5 (Patent Applications = 14)

Average Co-Inventor Count = 3.1

ph-index = 8

Forward Citations = 260(Granted Patents)

Forward Citations (Not Self Cited) = 132(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

74 out of 90,697

Canon Kabushiki Kaisha

1 out of 832,843

Other

patents

Years Active: 2013-2025

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Areas of Expertise:

Image Forming Apparatus

Optical Print Head

Light Emitting Diode Exposure Head

Cooling Configuration

Cleaning Mechanism

Optical Scanning Apparatus

Duct Structure

Exposure Unit

Manufacturing Method

Cleaning Rod

Moving Mechanism

Light Scanning Apparatus

75 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12399459 - Image forming apparatus (2025-08-26),

2. 12399446 - Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor (2025-08-26),

3. 12393136 - Image forming apparatus that cools an exposure device (2025-08-19),

4. 12386308 - Image forming apparatus including exposure unit and exposure cooling unit (2025-08-12),

5. 12298708 - Image forming apparatus with cooling configuration (2025-05-13),

6. 12271149 - Image forming apparatus (2025-04-08),

7. 12253810 - Image forming apparatus (2025-03-18),

8. 12164257 - Cleaning rod for optical print head included in image forming apparatus (2024-12-10),

9. 12164240 - Image forming apparatus including retractable exposure portion (2024-12-10),

10. 12066766 - Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor (2024-08-20),

11. 12055869 - Image forming apparatus that cools an exposure device (2024-08-06),

12. 12032327 - Image forming apparatus (2024-07-09),

13. 11994826 - Image forming apparatus (2024-05-28),

14. 11841632 - Optical print head, image forming apparatus including the optical print head, and manufacturing method of the optical print head (2023-12-12),

15. 11827036 - Optical print head and method for manufacturing optical print head (2023-11-28),

Title: Takehiro Ishidate: Pioneering Inventor from Tokyo

Introduction: Takehiro Ishidate is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With over two decades of experience in the industry, Ishidate has worked with leading tech companies in Japan, spearheading projects that have revolutionized the way we interact with technology on a daily basis.

Collaborations: Throughout his career, Takehiro Ishidate has collaborated with top researchers, engineers, and designers, fostering a culture of innovation and creativity that has led to the development of cutting-edge products and solutions.

Conclusion: Takehiro Ishidate's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and entrepreneurs, solidifying his legacy as a true pioneer in the world of technology.

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