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For the Inventor, By the Inventor

Ichikawa, Japan

Masuyoshi Yamada

This inventor holds 32 USPTO granted patents and 7 published patent applications and 8 EPO patents, primarily in Mass Spectrometry. Top assignees: Hitachi, Ltd., Hitachi-High-Technologies Corporation. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masuyoshi Yamada. Retrieved from https://idiyas.com/inventor/masuyoshi-yamada

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

USPTO Granted Patents = 32 

% Patents Active = 75.0

 

Average Co-Inventor Count = 3.3

ph-index = 8

Forward Citations = 255(Granted Patents)


Location History:

  • Ichikawa, JP (2001 - 2017)
  • Tokyo, JP (2015 - 2022)

Company Filing History:

goldMedal23 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal9 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents

Years Active: 2001-2026

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Areas of Expertise:
Mass Spectrometer
Gas Detection
Biological-Information Device
Humidity Sensing
Breath Analyzer
Explosive Detection
Moisture Detection
Authentication System
Ionization Apparatus
Sample Analyzing Monitor
Mass Analyzing Method
Gas Component Collector
32 patents (USPTO):Explore Patents
1. 12631609 - Measurement system, measurement method, and computer program (2026-05-19),
2. 11371950 - Moisture detection element, exhaled gas detector, exhalation test system, and manufacturing method of exhalation detection element (2022-06-28),
3. 11315359 - Biological-information detecting device and biological-information detecting method (2022-04-26),
4. 11226329 - Exhaled gas detector and exhaled gas detection method (2022-01-18),
5. 10942169 - Moisture detection element, exhaled gas detection device, exhaled air inspection system, and dew condensation removal method (2021-03-09),
6. 10883949 - Moisture detection element, gas detection device, and breath inspection system (2021-01-05),
7. 10859524 - Humidity sensing element and hygrometer (2020-12-08),
8. 10436807 - Authentication system and authentication method for detecting breath alcohol (2019-10-08),
9. D809409 - Breath alcohol content analyzer (2018-02-06),
10. 9543135 - Mass spectrometer and mass analyzing method for efficiently ionizing a sample with less carry-over (2017-01-10),
11. 9184037 - Mass spectrometer and mass analyzing method (2015-11-10),
12. 9171704 - Mass spectrometer (2015-10-27),
13. 9105453 - Mass spectrometer and mass spectrometry (2015-08-11),
14. 8866070 - Mass spectrometer (2014-10-21),
15. 8835834 - Mass spectrometer and mass spectrometry method (2014-09-16),

Title: Masuyoshi Yamada - Innovative Inventor from Ichikawa

Introduction: Masuyoshi Yamada is a renowned inventor hailing from Ichikawa, Japan, known for his groundbreaking contributions to various fields of technology and science.

Latest Patents: Masuyoshi Yamada holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous dedication to innovation.

Career Highlights: With over two decades of experience in the industry, Masuyoshi Yamada has worked with leading research institutions and universities to develop cutting-edge technologies that have revolutionized the way we approach complex problems.

Collaborations: Throughout his career, Masuyoshi Yamada has collaborated with top companies and brilliant minds in the field, fostering a culture of creativity and excellence that has led to numerous successful projects and inventions.

Conclusion: Masuyoshi Yamada's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of inventions, inspiring future generations to push the boundaries of what is possible.

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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