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For the Inventor, By the Inventor

Tokyo, Japan

Hideaki Koizumi

This inventor holds 100 USPTO granted patents and 3 published patent applications and 2 EPO patents, primarily in Optical Measurement Instruments (CPC class 324309). Top assignees: Hitachi, Ltd., Hitachi Medical Corporation, Kao Corporation. Active years: 1976-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideaki Koizumi. Retrieved from https://idiyas.com/inventor/hideaki-koizumi

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

USPTO Granted Patents = 100 

% Patents Active = 84.0


Average Co-Inventor Count = 3.4

ph-index = 18

Forward Citations = 1,359(Granted Patents)

Forward Citations (Not Self Cited) = 1,306(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Katsuta, JA (1976 - 1978)
  • Katsuta, JP (1978 - 1995)
  • Setagaya-ku, JP (2000 - 2002)
  • Tokyo, JP (1983 - 2018)

Company Filing History:

goldMedal93 out of 42,726 
 
Hitachi, Ltd.
 patents
silverMedal5 out of 900 
 
Hitachi Medical Corporation
 patents
bronzeMedal3 out of 3,673 
 
Kao Corporation
 patents
4. 2 out of 134 
 
Kabushiki Kaisha Sato
 patents
5. 1 out of 1 
 
Hitachi Naka Seiki Kabushiki Kaisha
 patent
6. 1 out of 3 
 
Sato Knowledge and Intellectual Property Institute
 patents
7. 2 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1976-2018

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Areas of Expertise:
Optical Measurement
Mass Spectrometer
Biological Measurement
Cerebral Blood Volume
Metabolism Imaging
Thermal Transfer Printer
Capillary Electrophoresis
Ion Source
Photometric Device
Living Body Measurement
Optical System
Sample Analyzer
100 patents (USPTO):Explore Patents
1. 10073116 - Scanning probe microscope and its sample holder (2018-09-11),
2. 9423416 - Scanning probe microscope and measuring method using same (2016-08-23),
3. 8795175 - Biological measurement system measuring cerebral blood volume changes to find disease or danger (2014-08-05),
4. 8050744 - Optical system for measuring metabolism in a body and imaging method (2011-11-01),
5. 7942595 - Gear unit apparatus for printer (2011-05-17),
6. 7774047 - Optical measurement instrument for living body (2010-08-10),
7. 7715904 - Optical system for measuring metabolism in a body and imaging method (2010-05-11),
8. 7645983 - Ion source and mass spectrometer instrument using the same (2010-01-12),
9. 7586509 - Thermal transfer printer ribbon cassette apparatus and ribbon cassette mounting method (2009-09-08),
10. 7440794 - Optical system for measuring metabolism in a body and imaging method (2008-10-21),
11. 7359825 - Optical measurement instrument and optical measurement method (2008-04-15),
12. 7286870 - Optical system for measuring metabolism in a body and imaging method (2007-10-23),
13. 7142906 - Optical measurement instrument for living body (2006-11-28),
14. 7072700 - Biological photometric device (2006-07-04),
15. 7047149 - Optical measurement instrument and optical measurement method (2006-05-16),

Title: The Innovative Journey of Hideaki Koizumi

Introduction:

Hideaki Koizumi is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents:

Hideaki Koizumi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of what is possible.

Career Highlights:

With a career spanning over two decades, Hideaki Koizumi has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations:

Throughout his career, Hideaki Koizumi has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing that has been instrumental in his success.

Conclusion:

Hideaki Koizumi's relentless pursuit of innovation and his passion for creating solutions to complex challenges have solidified his reputation as a visionary inventor in the global tech community.

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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