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For the Inventor, By the Inventor

Tachikawa, Japan

Yuichiro Hashimoto

This inventor holds 113 USPTO granted patents and 20 published patent applications and 27 EPO patents, primarily in Mass Spectrometry (CPC class H01J49-0422). Top assignees: Hitachi-High-Technologies Corporation, Hitachi, Ltd., Hitachi High-Tech Corporation. Active years: 2001-2026.

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

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

USPTO Granted Patents = 113 

% Patents Active = 71.7

 

Average Co-Inventor Count = 3.6

ph-index = 11

Forward Citations = 551(Granted Patents)

Forward Citations (Not Self Cited) = 507(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kokubunji, JP (2001 - 2006)
  • Hachioji, JP (2008 - 2010)
  • Tachikawa, JP (2005 - 2017)
  • Berkshire, GB (2021)
  • Tokyo, JP (2007 - 2024)

Company Filing History:

goldMedal44 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents
silverMedal33 out of 42,731 
 
Hitachi, Ltd.
 patents
bronzeMedal29 out of 1,386 
 
Hitachi High-Tech Corporation
 patents
4. 7 out of 8,306 
 
Olympus Corporation
 patents
5. 1 out of 496 
 
Applera Corporation
 patents
6. 1 out of 1,698 
 
Roche Diagnostics Operations, Inc.
 patents
where one patent can have more than one assignee

Years Active: 2001-2026

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Areas of Expertise:
Mass Spectrometer
Ion Source
Liquid Chromatograph
Analytical System
Ion Mobility Separation
Sample Fragmentation
Liquid Feeding Method
Endoscope Detection
Mass Analysis System
Flow Path Washing
Contamination Detection
Specimen Analyzer
113 patents (USPTO):Explore Patents
1. 12704488 - Mass spectrometry system, processing device, and anomaly detection method (2026-08-11),
2. 12687528 - Automatic analyzer including HPLC and control method for the same (2026-07-21),
3. 12646701 - Mass spectrometry device and method for controlling same (2026-06-02),
4. 12644867 - Liquid chromatograph and method for controlling same (2026-06-02),
5. 12560623 - Control method for automatic analyzer (2026-02-24),
6. 12548749 - Mass spectrometer (2026-02-10),
7. 12546754 - Analyzer column cartridge (2026-02-10),
8. 12523635 - Autosampler of liquid chromatograph and liquid chromatograph including the same (2026-01-13),
9. 12512309 - Mass spectrometer and method for controlling same (2025-12-30),
10. 12487177 - Endoscope contamination detection device, control device, and endoscope contamination detection method (2025-12-02),
11. 12467908 - Liquid feeding pump and liquid feeding method (2025-11-11),
12. 12442363 - Liquid feeding pump and liquid feeding method (2025-10-14),
13. 12422446 - Pretreatment method of an automatic analyzer (2025-09-23),
14. 12392794 - Flow path washing method of auto sampler and flow path washing apparatus of auto sampler (2025-08-19),
15. 12354863 - Ion source, mass spectrometer, ion source control method (2025-07-08),

Title: Yuichiro Hashimoto: Pioneering Inventor from Tachikawa, JP

Introduction: Yuichiro Hashimoto is a renowned inventor hailing from Tachikawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hashimoto's latest patents focus on advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we perceive transportation and safety on the roads.

Career Highlights: With a career spanning over two decades, Hashimoto has worked with leading tech companies in Japan, spearheading projects that have led to significant technological advancements in various sectors.

Collaborations: Throughout his career, Hashimoto has collaborated with top researchers and engineers in the industry, fostering a culture of innovation and excellence in all his projects.

Conclusion: Yuichiro Hashimoto's dedication to innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and engineers worldwide.

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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