logo

For the Inventor, By the Inventor

Osaka, Japan

Seiji Nishiyama

This inventor holds 67 USPTO granted patents and 11 published patent applications and 5 EPO patents, primarily in Organic Electronics (CPC class H01L). Top assignees: Panasonic Corporation, Matsushita Electric Industrial Co., Ltd., Joled Inc.. Active years: 2001-2026.

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

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

Calculating rank
USPTO Granted Patents = 67 

% Patents Active = 77.6

 

Average Co-Inventor Count = 2.7

ph-index = 10

Forward Citations = 448(Granted Patents)

Forward Citations (Not Self Cited) = 435(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Takatsuki, JP (2001 - 2003)
  • Hirakata, JP (2002 - 2009)
  • Osaka, JP (2005 - 2024)

Company Filing History:

goldMedal30 out of 16,454 
 
Panasonic Corporation
 patents
silverMedal14 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
bronzeMedal10 out of 713 
 
Joled Inc.
 patents
4. 9 out of 13,338 
 
Panasonic Intellectual Property Management Co., Ltd.
 patents
5. 4 out of 612 
 
Panasonic Intellectual Property Managment Co., Ltd.
 patents

Years Active: 2001-2026

Loading Chart...
Loading Chart...
Areas of Expertise:
Organic EL Element
Light-Emitting Device
Solid Electrolyte
Battery Manufacturing
Positive-Electrode Material
Negative Electrode Material
Display Panel
Electroluminescence
67 patents (USPTO):Explore Patents
1. 12749685 - Electrode and battery (2026-09-29),
2. 12744237 - Solid electrolyte composition, method for manufacturing solid electrolyte sheet, and method for manufacturing battery (2026-09-22),
3. 12706327 - Battery (2026-08-11),
4. 12548767 - Battery and method for manufacturing same (2026-02-10),
5. 12463246 - Battery (2025-11-04),
6. 12456752 - Solid electrolyte composition, and method for manufacturing solid electrolyte member (2025-10-28),
7. 12424657 - Positive-electrode material and battery (2025-09-23),
8. 12394820 - Positive-electrode material and battery (2025-08-19),
9. 12308425 - Positive-electrode material and battery (2025-05-20),
10. 12166172 - Ion conductor material and battery (2024-12-10),
11. 11955599 - Negative electrode material and battery (2024-04-09),
12. 11949064 - Negative electrode material, battery, and method for producing battery (2024-04-02),
13. 11489195 - Solid electrolyte material and battery using same (2022-11-01),
14. 9843010 - Light-emitting element, light-emitting device provided with light-emitting element, and light-emitting element production method (2017-12-12),
15. 9246138 - Light-emitting panel, manufacturing method of light-emitting panel, and film forming system (2016-01-26),

Title: Seiji Nishiyama: Pioneering Inventor from Osaka

Introduction: Seiji Nishiyama is a renowned inventor hailing from Osaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Seiji Nishiyama holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Seiji Nishiyama has worked with leading research institutions and tech companies, playing a pivotal role in developing cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Seiji Nishiyama has collaborated with top engineers, scientists, and researchers globally, fostering a culture of innovation and knowledge exchange that has led to the creation of impactful inventions.

Conclusion: Seiji Nishiyama's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of technology, inspiring future generations of inventors to push the boundaries of what is possible.

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…