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For the Inventor, By the Inventor

Nirasaki, Japan

Setsuya Iwashita

This inventor holds 60 USPTO granted patents and 8 published patent applications and 1 EPO patent, primarily in Piezoelectric Devices (CPC class B41J). Top assignee: Seiko Epson Corporation. Active years: 1998-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Setsuya Iwashita. Retrieved from https://idiyas.com/inventor/setsuya-iwashita

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

USPTO Granted Patents = 60 

% Patents Active = 40.0


Average Co-Inventor Count = 3.5

ph-index = 9

Forward Citations = 307(Granted Patents)

Forward Citations (Not Self Cited) = 286(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hirasaki, JP (2006)
  • Nagano, JP (2004 - 2007)
  • Nagano-ken, JP (2007)
  • Nirasoki, JP (2007)
  • Suwa, JP (1998 - 2009)
  • Yamanashi, JP (2008 - 2009)
  • Nirasaki, JP (2003 - 2024)

Company Filing History:

goldMedal60 out of 34,296 
 
Seiko Epson Corporation
 patents

Years Active: 1998-2026

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Areas of Expertise:
Thixomolding Material
Photoelectric Conversion
Liquid Jet Head
Piezoelectric Device
Ferroelectric Memory
Inkjet Printer
Thin-Film Resonator
Semiconductor Device
Surface Acoustic Wave
Frequency Filter
Electronic Circuit
Conductive Complex Oxide
60 patents (USPTO):Explore Patents
1. 12735770 - Thixotropic molding material, method of producing thixotropic molding material, and thixotropically molded product (2026-09-15),
2. 12691492 - Thixotropically molded product, thixotropic molding material, and method of producing thixotropic molding material (2026-07-28),
3. 12521790 - Thixomolding material (2026-01-13),
4. 12479021 - Thixomolding material and method of manufacturing thixomolding material (2025-11-25),
5. 12311437 - Thixomolding material (2025-05-27),
6. 11878345 - Thixomolding material (2024-01-23),
7. 9774295 - Photoelectric conversion element and photovoltaic cell (2017-09-26),
8. 9748425 - Photoelectric conversion element and photovoltaic cell (2017-08-29),
9. 8991985 - Method of manufacturing a liquid jet head and a liquid jet apparatus (2015-03-31),
10. 8613498 - Method of manufacturing a liquid jet head and a liquid jet apparatus (2013-12-24),
11. 8322828 - Liquid ejection head and liquid jet apparatus (2012-12-04),
12. 8057018 - Method of manufacturing a liquid jet head and a liquid jet apparatus (2011-11-15),
13. 8012449 - Method of manufacturing complex metal oxide powder and amorphous complex metal oxide (2011-09-06),
14. 7867472 - Insulating target material, method of manufacturing insulating target material, conductive complex oxide film, and device (2011-01-11),
15. 7713348 - Precursor composition, method of manufacturing precursor composition, inkjet coating ink, method of manufacturing ferroelectric film, piezoelectric device, semiconductor device, piezoelectric actuator, inkjet recording head, and inkjet printer (2010-05-11),

Title: Setsuya Iwashita: Pioneering Inventor from Nirasaki

Introduction: Setsuya Iwashita is a renowned inventor hailing from Nirasaki, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With a career spanning over three decades, Setsuya Iwashita has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Setsuya Iwashita has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge-sharing that has led to numerous successful projects and inventions.

Conclusion: Setsuya Iwashita's passion for innovation, coupled with his relentless drive to solve complex challenges, has solidified his reputation as a trailblazer in the world of technology and a source of inspiration for aspiring inventors 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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