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For the Inventor, By the Inventor

Otsu, Japan

Hajime Yamada

This inventor holds 19 USPTO granted patents and 1 EPO patent, primarily in Piezoelectric Devices. Top assignees: Murata Manufacturing Co., Ltd., Nippon Kayaku Kabushiki Kaisha. Active years: 2004-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Yamada. Retrieved from https://idiyas.com/inventor/hajime-yamada-4o29c9h7

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

Calculating rank
USPTO Granted Patents = 19

% Patents Active = 78.9


Average Co-Inventor Count = 3.6

ph-index = 7

Forward Citations = 397(Granted Patents)


Location History:

  • Otsu, JP (2004 - 2009)
  • Ishikawa-gun, JP (2010 - 2012)
  • Nagaokakyo, JP (2012)

Company Filing History:

goldMedal18 out of 13,796 
 
Murata Manufacturing Co., Ltd.
 patents
silverMedal1 out of 802 
 
Nippon Kayaku Kabushiki Kaisha
 patents

Years Active: 2004-2012

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Areas of Expertise:
In-liquid-substance Detection Sensor
Ignition Element Mounting Capacitor
Infrared Sensor
Thin-film Piezoelectric Resonator
Piezoelectric Filter
Electronic Component
Duplexer
Communication Device
Manufacturing Method
19 patents (USPTO):Explore Patents
1. 8256275 - In-liquid-substance detection sensor (2012-09-04),
2. 8104404 - Ignition element mounting capacitor, header assembly, squib and gas generator for air bag and gas generator for seat belt pretensioner (2012-01-31),
3. 7663106 - Infrared sensor and method for producing same (2010-02-16),
4. 7504910 - Thin-film piezoelectric resonator utilizing a second or higher harmonic mode (2009-03-17),
5. 7378922 - Piezoelectric filter (2008-05-27),
6. 7327209 - Piezoelectric thin film resonator (2008-02-05),
7. 7320164 - Method of manufacturing an electronic component (2008-01-22),
8. 7276994 - Piezoelectric thin-film resonator, piezoelectric filter, and electronic component including the piezoelectric filter (2007-10-02),
9. 7245060 - Piezoelectric resonator, method for manufacturing the same, piezoelectric filter, and duplexer (2007-07-17),
10. 7240410 - Method for manufacturing a piezoelectric resonator (2007-07-10),
11. 7180390 - Electronic component and method for manufacturing the same (2007-02-20),
12. 7161447 - Piezoelectric resonator, piezoelectric filter, and communication apparatus (2007-01-09),
13. 7019604 - Piezoelectric filter, duplexer, composite piezoelectric resonator, communication device and method for adjusting frequency of piezoelectric filter (2006-03-28),
14. 7002437 - Piezoelectric thin-film resonator, piezoelectric filter, and electronic component including the piezoelectric filter (2006-02-21),
15. 6931701 - Method for manufacturing a thin film (2005-08-23),

Title: Inventor Hajime Yamada

Introduction: Hajime Yamada is a renowned inventor based in Otsu, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Hajime Yamada holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Hajime Yamada has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the industry. His work has been recognized globally for its impact and ingenuity.

Collaborations: Throughout his career, Hajime Yamada has collaborated with top companies, such as Toyota and Sony, to bring his inventions to the market. These collaborations have led to the successful commercialization of his patented technologies, further solidifying his reputation as a visionary inventor.

Conclusion: Hajime Yamada's passion for innovation and his relentless pursuit of excellence have established him as a prominent figure in the world of inventions. His contributions continue to inspire the next generation of inventors and shape the future of technology.

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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