Hideki Hasegawa

This inventor holds 68 USPTO granted patents and 11 published patent applications, plus 2 CIPO patents and 15 EPO patents, primarily in Mass Spectrometry (CPC class H01J). Top assignees: Hitachi-High-Technologies Corporation, Hitachi, Ltd., Hitachi High-Tech Corporation. Active years: 2002-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideki Hasegawa. Retrieved from https://idiyas.com/inventor/hideki-hasegawa

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

USPTO Granted Patents = 68 (Patent Applications = 11)

% Patents Active = 64.7

CIPO Patents = 2 (Patent Applications = 2)

EPO Patents = 15 (Patent Applications = 19)

Average Co-Inventor Count = 4.1

ph-index = 9

Forward Citations = 260(Granted Patents)

Forward Citations (Not Self Cited) = 240(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Chuo-ku, JP (2003)
Aichi, JP (2006 - 2010)
Tachikawa, JP (2002 - 2017)
Tokyo, JP (2005 - 2024)

Company Filing History:

36 out of 2,874

Hitachi-High-Technologies Corporation

Hitachi High-Tech Corporation

patents

4. 2 out of 138

Meinan Machinery Works, Inc.

patents

5. 2 out of 37

National Institute of Infectious Diseases

Toko Yakuhin Kogyo Kabushiki Kaisha

patents

13. 1 out of 56

Tokyo Metropolitan Institute of Medical Science

patents

14. 1 out of 1

Tokyo Yakuhin Kogyo Co., Ltd.

patent

where one patent can have more than one assignee

Years Active: 2002-2026

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Areas of Expertise:

Mass Spectrometer

Ion Source

Ion Mobility Separation

Hybrid Ion Source

Mass Analyzing Method

Liquid Chromatograph

Vaccine Composition

Sample Fragmentation Device

Polymeric Antibody

Analysis System

Ionization Device

Voltage Control Device

68 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12704488 - Mass spectrometry system, processing device, and anomaly detection method (2026-08-11),

2. 12512309 - Mass spectrometer and method for controlling same (2025-12-30),

3. 12354863 - Ion source, mass spectrometer, ion source control method (2025-07-08),

4. 12334327 - Mass spectrometry device control method, mass spectrometry system, and voltage control device (2025-06-17),

5. 12217953 - Ion source and mass spectrometer (2025-02-04),

6. 11860142 - Liquid chromatograph mass spectrometer (2024-01-02),

7. 11749517 - Ion source (2023-09-05),

8. 11491219 - Nasal hepatitis B vaccine composition and method for producing same (2022-11-08),

9. 11101121 - Sample fragmentation device using heating and pressure regulation between sample injector and separation column (2021-08-24),

10. 10925962 - Polymeric IgA-type recombinant antibody and use thereof (2021-02-23),

11. 10921296 - Separation column connection device, connection method, and analysis system (2021-02-16),

12. 10684256 - Analysis device provided with ion mobility separation part (2020-06-16),

13. 10551346 - Ion analysis device (2020-02-04),

14. 10466214 - Ionization device (2019-11-05),

15. 10431445 - Ion analysis device (2019-10-01),

Title: The Innovative Journey of Hideki Hasegawa

Introduction: Hideki Hasegawa, a pioneering inventor hailing from Tachikawa, Japan, has made significant contributions to the world of technology through his groundbreaking inventions and patents.

Latest Patents: Hideki Hasegawa's recent 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, Hideki Hasegawa has been at the forefront of technological innovation. His work in developing cutting-edge robotics for medical applications has garnered international acclaim and transformed the healthcare industry.

Collaborations: Throughout his career, Hideki Hasegawa has collaborated with leading research institutions and universities to further his research and bring his inventions to life. His partnerships have been instrumental in pushing the boundaries of technological possibilities.

Conclusion: Hideki Hasegawa's relentless pursuit of innovation and his passion for creating solutions to complex challenges have solidified his position as a visionary inventor in the realm of technology. His contributions continue to inspire future generations of inventors and shape the landscape of technological advancements globally.

Profile summary based on public USPTO records.