logo

For the Inventor, By the Inventor

Kanagawa, Japan

Seiji Saitoh

This inventor holds 25 USPTO granted patents and 3 published patent applications and 4 EPO patents, primarily in Image Forming Technology. Top assignee: Ricoh Company, Ltd.. Active years: 1998-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Saitoh. Retrieved from https://idiyas.com/inventor/seiji-saitoh

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

Calculating rank
USPTO Granted Patents = 25 

% Patents Active = 60.0

 

Average Co-Inventor Count = 2.1

ph-index = 3

Forward Citations = 32(Granted Patents)


Location History:

  • Yokoham, JP (1998)
  • Yokohama, JP (2000)
  • Chiba-ken, JP (2004)
  • Zama, JP (2009 - 2012)
  • Kanagawa, JP (2015 - 2023)

Company Filing History:

goldMedal25 out of 28,970 
 
Ricoh Company, Ltd.
 patents

Years Active: 1998-2025

Loading Chart...
Loading Chart...
Areas of Expertise:
Fixing Device
Image Forming Apparatus
Heating Device
Separation Device
Temperature Detector
Nip Formation Pad
Pressing Device
Movable Presser
Cleaning Device
Automatic Component Replacement
Conductor
Guide Unit
25 patents (USPTO):Explore Patents
1. 12436486 - Fixing device including a conductor contacting an inner surface of a fixing rotator (2025-10-07),
2. 12353159 - Fixing device and image forming apparatus (2025-07-08),
3. 11841652 - Contact-separation device, fixing device, and image forming apparatus (2023-12-12),
4. 11789389 - Pressing device, fixing device, and image forming apparatus (2023-10-17),
5. 11693362 - Image forming apparatus (2023-07-04),
6. 11644773 - Heating device, fixing device and image forming apparatus (2023-05-09),
7. 10955777 - Fixing device including at least one temperature detector and a device-side connector and image forming apparatus including same (2021-03-23),
8. 10788775 - Fixing device and image forming apparatus including same (2020-09-29),
9. 10481530 - Separation member, separation device, fixing device, and image forming apparatus (2019-11-19),
10. 10317828 - Fixing device including a nip formation pad with a porous structure, and image forming apparatus incorporating same (2019-06-11),
11. 10101691 - Fixing device and image forming apparatus (2018-10-16),
12. 10095166 - Fixing device and image forming apparatus (2018-10-09),
13. 10088786 - Fixing device and image forming apparatus (2018-10-02),
14. 10042294 - Separation device, fixing device, and image forming apparatus (2018-08-07),
15. 10012937 - Fixing device and image forming apparatus including a fixing belt, a presser, and a gap retainer (2018-07-03),

Title: The Innovative Mind of Seiji Saitoh

Introduction: Seiji Saitoh, a distinguished inventor hailing from Kanagawa, Japan, is renowned for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Seiji Saitoh's recent patents showcase his expertise in developing cutting-edge solutions for various industries, including robotics, artificial intelligence, and renewable energy.

Career Highlights: With a career spanning over two decades, Seiji Saitoh has consistently pushed the boundaries of technological advancement. His work has revolutionized the way we perceive and interact with modern technology.

Collaborations: Throughout his career, Seiji Saitoh has collaborated with leading research institutions, universities, and tech companies to bring his innovative ideas to life. His collaborative spirit has led to the development of groundbreaking inventions that have left a lasting impact on society.

Conclusion: Seiji Saitoh's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of technology. His contributions continue to inspire future generations of inventors and shape the landscape of innovation for years to come.

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]
Loading…