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For the Inventor, By the Inventor

Nagoya, Japan

Kei Ishida

This inventor holds 80 USPTO granted patents and 2 published patent applications and 7 EPO patents, primarily in Fixing Devices (CPC class G03G). Top assignee: Brother Kogyo Kabushiki-Kaisha. Active years: 2012-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Ishida. Retrieved from https://idiyas.com/inventor/kei-ishida

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

USPTO Granted Patents = 80 

% Patents Active = 97.5

 

Average Co-Inventor Count = 2.4

ph-index = 6

Forward Citations = 122(Granted Patents)

Forward Citations (Not Self Cited) = 60(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Aichi, JP (2013 - 2016)
  • Nishi-ku, JP (2012 - 2017)
  • Nagoya, JP (2013 - 2018)
  • Inuyama, JP (2017 - 2024)

Company Filing History:

goldMedal80 out of 17,880 
 
Brother Kogyo Kabushiki-Kaisha
 patents

Years Active: 2012-2026

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Areas of Expertise:
Fixing Device
Heater
Fuser Unit
Image Forming Apparatus
Belt Guide
Temperature Sensor
Lubricant
Heating Assembly
Nip Plate
Frame
Guide
Temperature Detection
80 patents (USPTO):Explore Patents
1. 12730398 - Fuser (2026-09-08),
2. 12386297 - Fixing device including heater in which first and second resistance heating elements are positioned apart from each other on first surface of substrate by predetermined distance in conveying direction (2025-08-12),
3. 12345472 - Heater (2025-07-01),
4. 12216419 - Fixing device and image forming apparatus (2025-02-04),
5. 12055876 - Fixing device and image forming apparatus (2024-08-06),
6. 11803144 - Heating unit (2023-10-31),
7. 11188016 - Fixing device including a heater having a planar shape and an endless belt (2021-11-30),
8. 10007214 - Image forming apparatus having fixing device and capable of inhibiting sheet from getting wrinkled (2018-06-26),
9. 10001733 - Fixing device provided with belt guide, and method of manufacturing the same (2018-06-19),
10. 9921531 - Fixing device including heater, resin frame and metal frame having wall disposed between resin frame and heater (2018-03-20),
11. 9869955 - Fixing device provided with nip member capable of preventing outflow of lubricant (2018-01-16),
12. 9720359 - Fixing device and image forming apparatus provided with the same (2017-08-01),
13. 9690241 - Belt guide for fuser unit (2017-06-27),
14. 9671726 - Fixing device (2017-06-06),
15. 9651904 - Fuser unit including belt guide (2017-05-16),

Title: Kei Ishida: Pioneering Inventor from Nagoya

Introduction: Kei Ishida is a renowned inventor hailing from Nagoya, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Kei Ishida holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative spirit and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Kei Ishida has worked with leading research institutions and tech companies, developing cutting-edge solutions that have revolutionized industries worldwide.

Collaborations: Throughout his career, Kei Ishida has collaborated with top engineers, scientists, and designers, fostering a culture of innovation and excellence in all his projects.

Conclusion: Kei Ishida's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and shape 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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