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For the Inventor, By the Inventor

Kitakyushu, Japan

Hiroshi Hashimoto

This inventor holds 62 USPTO granted patents and 1 published patent application and 10 EPO patents, primarily in Toilet Technology (CPC class E03D). Top assignees: Toto Ltd., Fujitsu Corporation, Fujitsu Semiconductor Limited. Active years: 1982-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Hashimoto. Retrieved from https://idiyas.com/inventor/hiroshi-hashimoto-kbedn3kx

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

USPTO Granted Patents = 62 

% Patents Active = 87.1

 

Average Co-Inventor Count = 2.7

ph-index = 7

Forward Citations = 312(Granted Patents)

Forward Citations (Not Self Cited) = 296(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Toyooka, Tokaimura, Naka-gun, Ibaraki-ken, JP (1982)
  • Nakagun, Ibaraki, JP (1992)
  • Tokorozawa-shi Saitama-ken, JP (1997)
  • Isehara, JP (1999)
  • Isehara-shi, Kanagawa, JP (1999)
  • Isehara-shi, Kangawa, JP (2000)
  • Isehara-shi, Kanagawa-ken, JP (2000)
  • Ome, JP (2002)
  • Sitama-ken, JP (2003)
  • Kawasaki, JP (2002 - 2012)
  • Fukuoka-ken, JP (2012 - 2013)
  • Fukuoka, JP (2011 - 2024)
  • Kitakyushu, JP (2014 - 2024)

Company Filing History:

goldMedal36 out of 1,232 
 
Toto Ltd.
 patents
silverMedal8 out of 39,378 
 
Fujitsu Corporation
 patents
bronzeMedal3 out of 1,674 
 
Fujitsu Semiconductor Limited
 patents
4. 3 out of 1,139 
 
Kabushiki Kaisha Yaskawa Denki
 patents
5. 2 out of 467 
 
Fujitsu Microelectronics Limited
 patents
6. 1 out of 6 
 
Tokyo Diamond Tools Mfg. Co., Ltd.
 patents
7. 10 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1982-2026

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Areas of Expertise:
Flush Toilet
Sanitary Washing Apparatus
Water Discharge Device
Toilet Apparatus
Cleansing Device
Programming Assistance
Industrial Equipment Management
Motor Control Device
Semiconductor Device
Control-Relay Apparatus
Integrated Circuit Device
Manufacture Method
62 patents (USPTO):Explore Patents
1. 12768157 - Flush toilet (2026-10-20),
2. 12735884 - Flush toilet (2026-09-15),
3. 12624539 - Wall-mounted flush toilet (2026-05-12),
4. 12612775 - Wall-mounted flush toilet (2026-04-28),
5. 12612773 - Flush toilet (2026-04-28),
6. 12509870 - Flush toilet (2025-12-30),
7. 12497769 - Flush toilet apparatus (2025-12-16),
8. 12473729 - Flush toilet apparatus (2025-11-18),
9. 12352028 - Flush toilet apparatus (2025-07-08),
10. 12270188 - Flush toilet (2025-04-08),
11. 12054929 - Flush toilet (2024-08-06),
12. 12037779 - Flush water tank apparatus and flush toilet apparatus provided with the same (2024-07-16),
13. 12000131 - Flush toilet (2024-06-04),
14. 11987968 - Flush toilet device (2024-05-21),
15. 11421410 - Flush water tank apparatus and flush toilet apparatus provided with the same (2022-08-23),

Title: The Innovative Mind of Hiroshi Hashimoto

Introduction: Hiroshi Hashimoto, a distinguished inventor hailing from Kitakyushu, Japan, is renowned for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroshi Hashimoto's recent patents include cutting-edge advancements in artificial intelligence algorithms for autonomous vehicles and smart home systems, showcasing his commitment to pushing the boundaries of technological progress.

Career Highlights: With over two decades of experience in the tech industry, Hashimoto has held key positions in leading research institutions and tech companies, where he spearheaded projects that have revolutionized the way we interact with technology on a daily basis.

Collaborations: Throughout his career, Hiroshi Hashimoto has collaborated with top engineers, designers, and researchers from around the globe, fostering a culture of innovation and excellence in every project he undertakes.

Conclusion: Hiroshi Hashimoto's relentless pursuit of innovation and his passion for creating technology that enhances our lives make him a true visionary in the world of inventions. His impact on the tech industry is profound, and his legacy will continue to inspire future generations of inventors and innovators.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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