Masahiko Yamamoto

This inventor holds 50 USPTO granted patents and 4 published patent applications, plus 2 CIPO patents and 12 EPO patents, primarily in Digital Imaging Technology. Top assignees: Fujifilm Corporation, Kabushiki Kaisha Toshiba, Bridgestone Corporation. Active years: 1978-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Yamamoto. Retrieved from https://idiyas.com/inventor/masahiko-yamamoto

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

USPTO Granted Patents = 50 (Patent Applications = 4)

% Patents Active = 78.0

CIPO Patents = 2 (Patent Applications = 1)

EPO Patents = 12 (Patent Applications = 3)

Average Co-Inventor Count = 2.4

ph-index = 7

Forward Citations = 152(Granted Patents)

Location History:

Tachikawa, JP (1997)
Gifu, JP (2003)
Kodaira, JP (2006 - 2007)
Giru-ken, JP (2007)
Chiyoda-ku, JP (2008)
Nerima-ku, JP (2011)
Kato-gun, JP (2016)
Kanagawa, JP (2017)
Kanazawa, JP (2018)
Kanagawa-ken, JP (2003 - 2019)
Gifu-ken, JP (2008 - 2019)
Tokyo, JP (1978 - 2024)
Yokohama, JP (2002 - 2024)

Company Filing History:

Kabushiki Kaisha Toshiba

patents

9 out of 5,194

Bridgestone Corporation

patents

4. 5 out of 170

Pacific Industrial Company, Ltd.

patents

5. 2 out of 341

Ishikawajima-Harima Heavy Industries Co., Ltd.

patents

6. 2 out of 7,654

Renesas Electronics Corporation

patents

7. 1 out of 92,994

Canon Kabushiki Kaisha

Fujifilm Business Innovation Corp.

patents

10. 1 out of 27,375

Matsushita Electric Industrial Co., Ltd.

Nippon Steel Corporation

patents

13. 1 out of 522

Nippon Telegraph and Telephone Public Corporation

patents

14. 1 out of 6

Snow Brand Seed Co., Ltd.

patents

15. 1 out of 834,513

Other

patents

where one patent can have more than one assignee

Years Active: 1978-2026

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Areas of Expertise:

Digital Multifunction Machine

Printer

Illumination Device

Semiconductor Device

Electron Emitting Device

Transmitter

Tire Valve

Noise Reducing Apparatus

Field Emission Device

Pneumatic Tire

High Zinc-Containing Legumes

Axial Flow Compressor

50 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12746780 - Knit body and tire (2026-09-29),

2. D1144562 - Digital multifunction machine (2026-08-25),

3. 12668082 - Nonwoven body and tire (2026-06-30),

4. 12649328 - Image forming apparatus (2026-06-09),

5. D1127913 - Digital multifunction machine (2026-05-26),

6. D1127912 - Digital multifunction machine (2026-05-26),

7. D1115918 - Digital multifunction machine (2026-03-03),

8. 12508226 - LIPID COMPOSITION (2025-12-30),

9. 12370143 - Compound or salt thereof and lipid particles (2025-07-29),

10. 12285525 - Compound or salt thereof and lipid particles (2025-04-29),

11. 12257865 - Valve stem and tire valve (2025-03-25),

12. D1056042 - Printer (2024-12-31),

13. D1055153 - Printer (2024-12-24),

14. D1050248 - Printer (2024-11-05),

15. D1042620 - Printer (2024-09-17),

Title: The Innovative Mind of Masahiko Yamamoto

Introduction: Masahiko Yamamoto is a pioneering inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Masahiko Yamamoto holds several recent patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to innovation.

Career Highlights: With over two decades of experience in the tech industry, Masahiko Yamamoto has worked for leading research institutions and multinational corporations, where he has spearheaded projects that have revolutionized the way we interact with technology.

Collaborations: Throughout his career, Masahiko Yamamoto has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of creativity and excellence in all his projects.

Conclusion: Masahiko Yamamoto's relentless pursuit of innovation and his passion for pushing the boundaries of technology make him a true visionary in the world of inventions.

Profile summary based on public USPTO records.