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For the Inventor, By the Inventor

Numazu, Japan

Ryohichi Kitajima

This inventor holds 10 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 2001-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryohichi Kitajima. Retrieved from https://idiyas.com/inventor/ryohichi-kitajima

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

USPTO Granted Patents = 10

% Patents Active = 50.0

Average Co-Inventor Count = 5.1

ph-index = 6

Forward Citations = 116(Granted Patents)


Location History:

  • Numazu, JP (2003 - 2007)
  • Shizuoka, JP (2001 - 2008)
  • Kanagawa, JP (2013)

Company Filing History:

goldMedal10 out of 28,940 
 
Ricoh Company, Ltd.
 patents

Years Active: 2001-2013

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10 patents (USPTO):Explore Patents
1. 8606150 - Toner bearer, and developing device and image forming apparatus using same (2013-12-10),
2. 7354686 - Electrophotographic photoconductor and process for manufacturing the same, and image forming apparatus and process cartridge containing the same (2008-04-08),
3. 7177583 - Image forming apparatus and copier (2007-02-13),
4. 7031650 - Image forming apparatus and copier (2006-04-18),
5. 6853834 - Image forming apparatus and copier (2005-02-08),
6. 6853823 - Electrophotographic photoreceptor and image forming apparatus using the photoreceptor (2005-02-08),
7. 6844124 - Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor (2005-01-18),
8. 6824939 - Electrophotographic image forming method and apparatus (2004-11-30),
9. 6641964 - Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor (2003-11-04),
10. 6319878 - Thermosensitive recording medium (2001-11-20),

Title: Ryohichi Kitajima: Pioneering Inventor from Numazu

Introduction: Ryohichi Kitajima is a renowned inventor hailing from Numazu, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kitajima's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable technology for healthcare monitoring, and sustainable energy solutions.

Career Highlights: With over two decades of experience in research and development, Kitajima has worked with leading tech companies in Japan, spearheading projects that have revolutionized various industries.

Collaborations: Throughout his career, Kitajima has collaborated with top universities and research institutions worldwide, fostering a culture of innovation and knowledge sharing.

Conclusion: Ryohichi Kitajima's passion for pushing the boundaries of technology and his relentless pursuit of innovation continue to inspire the next generation of inventors and researchers globally.

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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