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For the Inventor, By the Inventor

Nagaokakyo, Japan

Kenichi Ishizuka

This inventor holds 63 USPTO granted patents and 2 EPO patents, primarily in Antenna Technology (CPC class H03H). Top assignees: Murata Manufacturing Co., Ltd., Murata Manufacturing Co., Ltd., Murata Manufacturingco., Ltd.. Active years: 2008-2026.

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

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

USPTO Granted Patents = 63

% Patents Active = 88.9

 

Average Co-Inventor Count = 1.7

ph-index = 6

Forward Citations = 149(Granted Patents)

Forward Citations (Not Self Cited) = 138(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Sagamihara, JP (2008)
  • Yokohama, JP (2012 - 2013)
  • Kanagawa-ken, JP (2014)
  • Nagaokakyo, JP (2014 - 2024)

Company Filing History:

goldMedal61 out of 13,796 
 
Murata Manufacturing Co., Ltd.
 patents
silverMedal1 out of 717 
 
Murata Manufacturing Co., Ltd.
 patents
bronzeMedal1 out of 150 
 
Murata Manufacturingco., Ltd.
 patents

Years Active: 2008-2026

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Areas of Expertise:
Power Splitter
Filter Module
Coil Component
Multi-Terminal Chip Inductor
Antenna Device
Impedance Conversion
Phase Shifter
Magnetic Field Coupling
Resonant Circuit
Surface-Mounted LC Device
Trap Filter
Wireless Communication
63 patents (USPTO):Explore Patents
1. 12633445 - Electronic component (2026-05-19),
2. 12451583 - Power splitter and communication apparatus (2025-10-21),
3. 12389530 - Filter module, filter element, and electronic device (2025-08-12),
4. 12348209 - Filter, filter module, and electronic device (2025-07-01),
5. 12288119 - Coil component (2025-04-29),
6. 12218438 - Antenna device and electronic equipment (2025-02-04),
7. 12154714 - Multi-terminal chip inductor (2024-11-26),
8. 12106880 - Circuit element (2024-10-01),
9. 11901611 - Antenna device and electronic apparatus (2024-02-13),
10. 11838043 - Filter circuit module, filter circuit element, filter circuit, and communication apparatus (2023-12-05),
11. 11831292 - LC composite component and communication terminal device (2023-11-28),
12. 11811381 - Filter element (2023-11-07),
13. 11777466 - Matching circuit, matching circuit element, and communication device (2023-10-03),
14. 11646495 - Antenna coupling element, antenna device, and electronic device (2023-05-09),
15. 11387542 - Antenna apparatus (2022-07-12),

Title: Kenichi Ishizuka: Pioneering Inventor from Nagaokakyo

Introduction: Kenichi Ishizuka is a renowned inventor hailing from Nagaokakyo, Japan. With a passion for innovation and a keen eye for problem-solving, Ishizuka has made significant contributions to various fields through his inventive spirit.

Latest Patents: Kenichi Ishizuka's latest patents showcase his dedication to pushing the boundaries of technology and science. His recent inventions focus on sustainable energy solutions and advanced robotics, demonstrating his commitment to creating a better future for all.

Career Highlights: Throughout his illustrious career, Kenichi Ishizuka has been recognized for his groundbreaking inventions that have revolutionized industries. From his early days as a budding inventor to his current status as a respected figure in the innovation community, Ishizuka's journey is a testament to his creativity and perseverance.

Collaborations: Kenichi Ishizuka has collaborated with leading research institutions, universities, and companies to bring his inventions to life. His partnerships have been instrumental in turning his innovative ideas into tangible products that have had a lasting impact on society.

Conclusion: In conclusion, Kenichi Ishizuka's remarkable career as an inventor has left an indelible mark on the world of innovation. His relentless pursuit of excellence and his unwavering commitment to creating meaningful change through his inventions make him a true pioneer in his field.

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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