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For the Inventor, By the Inventor

Ibaraki, Japan

Masahiro Mizuno

This inventor holds 22 USPTO granted patents and 6 published patent applications, primarily in Liquid Ejection Technology. Top assignees: Ricoh Company, Ltd., Hitachi Printing Solutions, Ltd., Hitachi Koki Co., Ltd.. Active years: 1999-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Mizuno. Retrieved from https://idiyas.com/inventor/masahiro-mizuno-bbzm3gzo

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

Calculating rank
USPTO Granted Patents = 22 

% Patents Active = 77.3

Average Co-Inventor Count = 3.8

ph-index = 4

Forward Citations = 38(Granted Patents)


Location History:

  • Hitachinaka, JP (1999 - 2006)
  • Ibaraki, JP (2003 - 2016)
  • Kanagawa, JP (2019 - 2024)

Company Filing History:

goldMedal16 out of 28,957 
 
Ricoh Company, Ltd.
 patents
silverMedal4 out of 47 
 
Hitachi Printing Solutions, Ltd.
 patents
bronzeMedal2 out of 1,267 
 
Hitachi Koki Co., Ltd.
 patents
4. 1 out of 129 
 
Ricoh Printing Systems, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1999-2025

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Areas of Expertise:
Liquid Ejection
Image Forming
Conveyance Apparatus
Printing System
Electrophotographic Printer
Duplex Printing
Web Conveying Device
Tension Control
Fixing Device
Continuous Recording Sheet
Position Adjustment
Laser Beam Scanning
22 patents (USPTO):Explore Patents
1. 12269264 - Liquid ejection apparatus, liquid ejection system, and liquid ejection method (2025-04-08),
2. 12202260 - Liquid discharge apparatus and detection method (2025-01-21),
3. 11970000 - Liquid discharge apparatus, liquid discharge method, and storage medium (2024-04-30),
4. 11618250 - Liquid ejection apparatus, liquid ejection system, and liquid ejection method (2023-04-04),
5. 11584144 - Conveyance apparatus and image forming apparatus (2023-02-21),
6. 11535031 - Liquid ejection apparatus, liquid ejection system, and liquid ejection method (2022-12-27),
7. 10836154 - Liquid ejection apparatus, liquid ejection system, and liquid ejection method (2020-11-17),
8. 10814622 - Liquid ejection apparatus, liquid ejection system, and liquid ejection method (2020-10-27),
9. 10744756 - Conveyance device, conveyance system, and head unit control method (2020-08-18),
10. 10632770 - Conveyance device, conveyance system, and head control method (2020-04-28),
11. 10334130 - Image forming apparatus, image forming system, and position adjustment method (2019-06-25),
12. 10207494 - Liquid ejection apparatus, liquid ejection system, and liquid ejection method (2019-02-19),
13. 9352922 - Web conveying device, printing apparatus, and tension control method (2016-05-31),
14. 8955439 - Printing system and printing apparatus using continuous recording sheet, and conveyance control method of continuous recording sheet (2015-02-17),
15. 8406667 - Fixing device, image forming apparatus, and fixing method using an oiling unit and removing member (2013-03-26),

Title: The Innovative Journey of Masahiro Mizuno

Introduction: Masahiro Mizuno, a pioneering inventor hailing from Ibaraki, Japan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Mizuno's latest patents showcase his commitment to innovation, with a focus on advancements in robotics, artificial intelligence, and sustainable energy solutions.

Career Highlights: Throughout his illustrious career, Mizuno has been at the forefront of technological advancements, leading research teams and spearheading projects that have revolutionized industries.

Collaborations: Mizuno has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life, fostering a culture of innovation and excellence in the process.

Conclusion: Masahiro Mizuno's dedication to pushing the boundaries of technology and his relentless pursuit of innovation continue to inspire the next generation of inventors and shape the future of technological advancements.

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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