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For the Inventor, By the Inventor

Azumino, Japan

Hajime Nakao

This inventor holds 26 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Liquid Ejecting Technology. Top assignees: Seiko Epson Corporation, Sony Corporation. Active years: 2011-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Nakao. Retrieved from https://idiyas.com/inventor/hajime-nakao

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

USPTO Granted Patents = 26 

% Patents Active = 61.5

 

Average Co-Inventor Count = 1.6

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • Nagano-ken, JP (2014)
  • Suwa, JP (2014)
  • Azumino-shi, JP (2016)
  • Azumino, JP (2011 - 2022)

Company Filing History:

goldMedal22 out of 34,268 
 
Seiko Epson Corporation
 patents
silverMedal4 out of 58,145 
 
Sony Corporation
 patents

Years Active: 2011-2022

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Areas of Expertise:
Liquid Ejecting Apparatus
Flow Path Unit
Piezoelectric Device
Liquid-Jet Head
Manufacturing Method
Water Repellent Region
Display Device
Testing Probe
26 patents (USPTO):Explore Patents
1. 11279132 - Liquid ejecting apparatus (2022-03-22),
2. 11179936 - Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device (2021-11-23),
3. 10525707 - Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device (2020-01-07),
4. 10479078 - Liquid ejecting head, liquid ejecting apparatus, and manufacturing method of liquid ejecting apparatus (2019-11-19),
5. 9701117 - Liquid-jet head and liquid-jet apparatus (2017-07-11),
6. 9505227 - Liquid ejecting apparatus with water repellent region (2016-11-29),
7. 9469108 - Liquid ejecting head and liquid ejecting apparatus (2016-10-18),
8. 9387674 - Flow path unit and liquid ejecting apparatus equipped with flow path unit (2016-07-12),
9. 9381747 - Flow path component, liquid ejecting apparatus, and method for manufacturing flow path component (2016-07-05),
10. 9272294 - Liquid ejecting head and liquid ejecting apparatus (2016-03-01),
11. 9248649 - Liquid ejecting head, liquid ejecting apparatus, and method of manufacturing liquid ejecting head (2016-02-02),
12. 9242463 - Liquid-jet head and liquid-jet apparatus (2016-01-26),
13. 9156261 - Piezoelectric unit, liquid ejecting head, liquid ejecting apparatus and method of manufacturing piezoelectric unit (2015-10-13),
14. 9150018 - Liquid ejecting head and liquid ejecting apparatus (2015-10-06),
15. 9056476 - Liquid ejecting apparatus (2015-06-16),

Title: Inventor Hajime Nakao: Revolutionizing Technology in Azumino

Introduction: Hajime Nakao, a visionary inventor hailing from Azumino, Japan, has been at the forefront of technological advancements in various industries.

Latest Patents: Nakao's recent patents include groundbreaking innovations in renewable energy systems, advanced robotics, and sustainable materials.

Career Highlights: With over two decades of experience in research and development, Nakao has led numerous projects that have resulted in cutting-edge solutions for complex challenges.

Collaborations: Throughout his career, Nakao has collaborated with leading universities, research institutions, and multinational corporations to bring his inventions to life and make a lasting impact on society.

Conclusion: Hajime Nakao's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the world of inventions.

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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