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For the Inventor, By the Inventor

Tsurugashima, Japan

Kenichi Nagayama

This inventor holds 30 USPTO granted patents, primarily in Organic Electroluminescence. Top assignees: Pioneer Corporation, Pioneer Electronic Corporation, Tohoku Pioneer Corporation. Active years: 1994-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichi Nagayama. Retrieved from https://idiyas.com/inventor/kenichi-nagayama

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

USPTO Granted Patents = 30

% Patents Active = 63.3

Average Co-Inventor Count = 1.9

ph-index = 14

Forward Citations = 1,019(Granted Patents)


Location History:

  • Yamagata-ken, JP (2000 - 2002)
  • Yonezawa, JP (2003)
  • Yamagata, JP (2001 - 2004)
  • Saitama, JP (2004 - 2011)
  • Tsurugashima, JP (1994 - 2012)

Company Filing History:

goldMedal12 out of 2,678 
 
Pioneer Corporation
 patents
silverMedal11 out of 2,861 
 
Pioneer Electronic Corporation
 patents
bronzeMedal4 out of 294 
 
Tohoku Pioneer Corporation
 patents
4. 1 out of 2,422 
 
Mitsubishi Chemical Corporation
 patents
5. 1 out of 27 
 
Tohoku Pioneer Electronic Corporation
 patents
6. 2 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1994-2012

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Areas of Expertise:
Organic Electroluminescent Device
Display Panel
Manufacturing Method
Luminescent Display
Film Forming Composition
Layered Wiring Line
Conductive High Polymer Layer
Protective Film
Bonding Pads
Organic Semiconductor
Display Apparatus
Etching Material
30 patents (USPTO):Explore Patents
1. 8114685 - Method of manufacturing material to be etched (2012-02-14),
2. 8053973 - Film forming composition and organic electroluminescent device (2011-11-08),
3. 7776645 - Organic semiconductor device and its manufacturing method (2010-08-17),
4. 7235883 - Layered wiring line of silver alloy and method for forming the same and display panel substrate using the same (2007-06-26),
5. 7230267 - Organic semiconductor device (2007-06-12),
6. 7224117 - Light emitting display panel and method of fabricating the same (2007-05-29),
7. 7042163 - Organic electroluminescence display and method of fabricating the same (2006-05-09),
8. 7038237 - Organic semiconductor device (2006-05-02),
9. 6992324 - Organic semiconductor device (2006-01-31),
10. 6756739 - Organic electroluminescence display panel (2004-06-29),
11. 6747728 - Luminescent display and a method producing the same (2004-06-08),
12. 6717357 - Organic electroluminescent display panel (2004-04-06),
13. 6696699 - Luminescent display device and method of manufacturing same (2004-02-24),
14. 6653780 - Luminescent display device and method of manufacturing same (2003-11-25),
15. 6624567 - Organic electroluminescent display panel and its manufacturing method (2003-09-23),

Title: Kenichi Nagayama: Pioneering Inventor from Tsurugashima

Introduction: Kenichi Nagayama is a renowned inventor hailing from Tsurugashima, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kenichi Nagayama holds several patents in various technological domains, showcasing his continuous dedication to pushing the boundaries of innovation.

Career Highlights: Throughout his illustrious career, Kenichi Nagayama has been instrumental in developing cutting-edge technologies that have revolutionized industries and improved the lives of many.

Collaborations: Kenichi Nagayama has collaborated with leading research institutions, universities, and innovative companies to further his inventions and bring them to the market, solidifying his reputation as a visionary inventor.

Conclusion: Kenichi Nagayama's relentless pursuit of innovation and his passion for creating impactful technologies have cemented his legacy as a pioneering inventor in the world 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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