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For the Inventor, By the Inventor

Hitachi, Japan

Masahiko Ogino

This inventor holds 71 USPTO granted patents and 19 published patent applications and 6 EPO patents, primarily in Inkjet Printing Technology (CPC class H01L). Top assignees: Hitachi, Ltd., Hitachi-High-Technologies Corporation, Hitachi Industrial Equipment Systems Co., Ltd.. Active years: 1997-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Ogino. Retrieved from https://idiyas.com/inventor/masahiko-ogino

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

USPTO Granted Patents = 71 

% Patents Active = 31.0

 

Average Co-Inventor Count = 5.4

ph-index = 14

Forward Citations = 722(Granted Patents)

Forward Citations (Not Self Cited) = 709(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ibaraki-ken, JP (2011)
  • Ibaraki, JP (2011 - 2012)
  • Hitachi, JP (1997 - 2015)
  • Tokyo, JP (2014 - 2020)

Company Filing History:

goldMedal29 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal12 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents
bronzeMedal11 out of 498 
 
Hitachi Industrial Equipment Systems Co., Ltd.
 patents
4. 9 out of 3,781 
 
Renesas Technology Corp.
 patents
5. 2 out of 836 
 
Hitachi Cable, Inc.
 patents
6. 2 out of 1,641 
 
Hitachi Chemical Company, Ltd.
 patents
7. 1 out of 8 
 
Akita Electronics Systems Co., Ltd.
 patents
8. 1 out of 2,636 
 
Hitachi Global Storage Technologies Netherlands B.v.
 patents
9. 1 out of 15 
 
Hitachi Industries Co., Ltd.
 patents
10. 1 out of 336 
 
Hitachi Ulsi Systems Co., Ltd.
 patents
11. 1 out of 389 
 
Hitachi-Lg Data Storage, Inc.
 patents
12. 5 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1997-2025

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Areas of Expertise:
Inkjet Printing
Charge Control
Composite Materials
Micro-pattern Transfer
Diffraction Grating
Fine Metal Structures
Nano-imprinting
Photocurable Resin
Electrolyte Membrane
Imprint Device
Magnetic Recording Medium
Cell Culture Vessel
71 patents (USPTO):Explore Patents
1. 12240985 - Ink for ink-jet printer of charge control type (2025-03-04),
2. 12139624 - Ink for inkjet printers (2024-11-12),
3. 10843477 - Makeup fluid and inkjet printer apparatus (2020-11-24),
4. 10308019 - Charge control-type inkjet printer and printing method using same (2019-06-04),
5. 9796821 - Composite material (2017-10-24),
6. 9708460 - Composite material (2017-07-18),
7. 9334415 - Ink, base to be printed, printing device, printing method, and method for producing base to be printed (2016-05-10),
8. 9261631 - Method for manufacturing a diffraction grating (2016-02-16),
9. 9211698 - Charge control type ink jet printer and printing method (2015-12-15),
10. 9005342 - Filter and method of the same (2015-04-14),
11. 8916476 - Microfine structure formation method and microfine structure formed body (2014-12-23),
12. 8770965 - Device and method for transferring micro structure (2014-07-08),
13. 8741380 - Fine metal structure, process for producing the same, fine metal mold and device (2014-06-03),
14. 8690559 - Nano-imprinting resin stamper and nano-imprinting apparatus using the same (2014-04-08),
15. 8668487 - Micro-pattern transferring stamper (2014-03-11),

Title: The Innovative Journey of Masahiko Ogino

Introduction: Masahiko Ogino is a renowned inventor hailing from Hitachi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masahiko Ogino holds several patents in the areas of electronics, robotics, and artificial intelligence, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Masahiko Ogino has worked with leading tech companies, including Hitachi, where he played a pivotal role in developing cutting-edge solutions that have revolutionized the industry.

Collaborations: Throughout his career, Masahiko Ogino has collaborated with top researchers, engineers, and scientists, fostering a culture of innovation and knowledge sharing that has led to numerous breakthroughs in the tech sector.

Conclusion: Masahiko Ogino's passion for innovation, coupled with his relentless drive to create a positive impact through technology, solidifies his position as a visionary inventor shaping the future of the industry.

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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