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For the Inventor, By the Inventor

Nagano, Japan

Naoyuki Okumura

This inventor holds 19 USPTO granted patents and 1 EPO patent, primarily in Image Recording Technology. Top assignee: Seiko Epson Corporation. Active years: 1989-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoyuki Okumura. Retrieved from https://idiyas.com/inventor/naoyuki-okumura

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 = 63.2

 

Average Co-Inventor Count = 2.8

ph-index = 7

Forward Citations = 117(Granted Patents)


Location History:

  • Suwa, JP (1996 - 1997)
  • Nagano-ken, JP (2006)
  • Nagano, JP (1989 - 2007)
  • Shimosuwa-machi, JP (2015 - 2018)
  • Shimosuwa-cho, JP (2022)

Company Filing History:

goldMedal19 out of 34,305 
 
Seiko Epson Corporation
 patents

Years Active: 1989-2022

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Areas of Expertise:
Image Recording
Fixing Device
Recording Apparatus
Medium Transport
Ultraviolet Irradiation
Toner Fixing
Jam Detection
Position Detection
Magnetic Head
Clamping Mechanism
Exfoliating Member
Independent Discharge
19 patents (USPTO):Explore Patents
1. 11390095 - Printing apparatus and method of positioning ultraviolet irradiation part (2022-07-19),
2. 10059125 - Recording appartus with support unit supporting medium transport belt (2018-08-28),
3. 9539826 - Recording medium detection device and image recording apparatus (2017-01-10),
4. 9067418 - Image recording device (2015-06-30),
5. 8926064 - Image recording device (2015-01-06),
6. 7187896 - Fixing device (2007-03-06),
7. 7149463 - Fixing device (2006-12-12),
8. 7092665 - Fixing apparatus having an exfoliating member and a restricting member (2006-08-15),
9. 7024124 - Image forming apparatus which detects jam and jam detecting method for the same (2006-04-04),
10. 6792236 - Fixing device for an image forming apparatus (2004-09-14),
11. 6574449 - Image forming apparatus, and fixing device for use with the same (2003-06-03),
12. 6505028 - Image forming apparatus and fixing device for use with the same (2003-01-07),
13. 6459877 - Fixing device which prevents damage to a fixing belt (2002-10-01),
14. 6185380 - Image forming apparatus having independent recording media discharge passages (2001-02-06),
15. 6078760 - Image forming apparatus having an inverse and re-fixing sub-mode (2000-06-20),

Title: Naoyuki Okumura: Pioneering Inventor from Nagano

Introduction: Naoyuki Okumura is a distinguished inventor hailing from Nagano, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Naoyuki Okumura holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Naoyuki Okumura has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Naoyuki Okumura has collaborated with top researchers, engineers, and scientists both in Japan and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Naoyuki Okumura's passion for innovation, coupled with his relentless drive to push the boundaries of what is possible, cements his legacy as a visionary inventor shaping 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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