Hyogo, Japan

Shun-ichi Seki

This inventor holds 21 USPTO granted patents, primarily in Surface Acoustic Wave Devices. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 1995-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shun-ichi Seki. Retrieved from https://idiyas.com/inventor/shun-ichi-seki

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


% Patents Active = 95.2

Average Co-Inventor Count = 4.0

ph-index = 12

Forward Citations = 809(Granted Patents)


Location History:

  • Osaka, JP (1995 - 1997)
  • Amagasaki, JP (1998 - 2000)
  • Hyogo, JP (1998 - 2013)

Company Filing History:


Years Active: 1995-2013

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Areas of Expertise:
Acoustic Wave Device
Surface Acoustic Wave Filter
Antenna Duplexer
Resonator Ladder Filter
Electronic Part
High Frequency Filter
Production Method
Communication Apparatus
Manufacturing Method
Band Elimination Filter
21 patents (USPTO):Explore Patents

Title: The Innovations of Shun-ichi Seki: A Pioneer in Acoustic Wave Devices

Introduction: Shun-ichi Seki, a prominent inventor based in Hyogo, Japan, has made significant contributions to the field of acoustic wave technology. With a portfolio of 21 patents, Seki's work has been instrumental in the advancement of electronic devices that utilize acoustic wave elements. His innovative designs have paved the way for enhanced performance and reliability in various applications.

Latest Patents: Among Seki's latest patents are notable inventions related to acoustic wave devices and filters. One patent describes an acoustic wave device that includes a piezoelectric substrate, an interdigital transducer (IDT) electrode, and a dielectric layer. Additionally, it features a stress relaxation layer that improves the device's structural integrity. Another key patent focuses on an acoustic wave element that encompasses a piezoelectric body and two IDT electrodes. This design is noted for its superior temperature characteristics and electromechanical coupling factor, showcasing Seki's commitment to innovation in acoustic technology.

Career Highlights: Throughout his illustrious career, Shun-ichi Seki has been associated with leading companies in the electronics industry, including Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His tenure at these organizations allowed him to develop groundbreaking technologies that have been applied in various consumer electronics.

Collaborations: Seki has worked alongside talented individuals in his field, including Keiji Onishi and Kazuo Eda. Collaborating with such esteemed colleagues has enabled him to enhance his inventions and contribute valuable insights to acoustic wave technology.

Conclusion: Shun-ichi Seki stands out as a key figure in the realm of acoustic wave technology, with a remarkable portfolio of inventions that demonstrate his ingenuity and expertise. His latest patents reflect a dedication to innovation and an understanding of the intricate interactions within electronic systems. As technology continues to evolve, Seki's contributions will undoubtedly influence future developments in the industry.

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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