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For the Inventor, By the Inventor

Tokyo, Japan

Masafumi Iwaki

This inventor holds 71 USPTO granted patents and 4 EPO patents, primarily in Acoustic Wave Devices (CPC class H03H). Top assignees: Taiyo Yuden Co., Ltd., Fujitsu Media Devices Limited, Fujitsu Corporation. Active years: 2007-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masafumi Iwaki. Retrieved from https://idiyas.com/inventor/masafumi-iwaki

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

USPTO Granted Patents = 71

% Patents Active = 83.1

 

Average Co-Inventor Count = 3.6

ph-index = 10

Forward Citations = 495(Granted Patents)

Forward Citations (Not Self Cited) = 470(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa, JP (2010)
  • Kawasaki, JP (2007 - 2014)
  • Tokyo, JP (2012 - 2022)

Company Filing History:

goldMedal58 out of 1,769 
 
Taiyo Yuden Co., Ltd.
 patents
silverMedal15 out of 158 
 
Fujitsu Media Devices Limited
 patents
bronzeMedal13 out of 39,374 
 
Fujitsu Corporation
 patents
where one patent can have more than one assignee

Years Active: 2007-2022

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Areas of Expertise:
Acoustic Wave Device
Filter
Multiplexer
Resonator
Duplexer
Communication Module
Piezoelectric Thin Film
Switching Device
Manufacturing Method
Ladder Filter
Elastic Wave Device
Electronic Component
71 patents (USPTO):Explore Patents
1. 11451210 - Acoustic wave device, filter, and multiplexer (2022-09-20),
2. 11177790 - Acoustic wave device, filter, and multiplexer (2021-11-16),
3. 11108375 - Acoustic wave device, method of fabricating the same, filter, and multiplexer (2021-08-31),
4. 10812039 - Acoustic wave resonator, filter, and multiplexer (2020-10-20),
5. 10763822 - Acoustic wave resonator, filter, and multiplexer (2020-09-01),
6. 10700662 - Acoustic wave device, filter, and multiplexer (2020-06-30),
7. 10483944 - Multiplexer (2019-11-19),
8. 10461718 - Acoustic wave resonator, filter, and multiplexer (2019-10-29),
9. 10361678 - Acoustic wave resonator, filter, and duplexer (2019-07-23),
10. 10355668 - Acoustic wave device (2019-07-16),
11. 10270425 - Acoustic wave resonator, filter, and multiplexer (2019-04-23),
12. 9887343 - Acoustic wave element (2018-02-06),
13. 9825609 - Laterally coupled multi-mode monolithic filter (2017-11-21),
14. 9742377 - Filter and duplexer (2017-08-22),
15. 9559661 - Duplexer, filter and communication module (2017-01-31),

Title: The Innovative Journey of Masafumi Iwaki

Introduction: Masafumi Iwaki is a pioneering inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masafumi Iwaki holds several patents in the realm of electronics and robotics, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Masafumi Iwaki has been at the forefront of inventing cutting-edge solutions that have revolutionized industries. His innovative mindset and passion for creating have led to the development of numerous groundbreaking technologies.

Collaborations: Throughout his career, Masafumi Iwaki has collaborated with leading tech companies and research institutions, pooling together expertise to drive innovation forward. His collaborative efforts have resulted in the creation of transformative inventions that have left a lasting impact.

Conclusion: Masafumi Iwaki's relentless pursuit of innovation and his remarkable contributions to the world of technology make him a standout figure in the realm of inventors. His inventive spirit continues to inspire future generations to push the boundaries of what is possible 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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