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For the Inventor, By the Inventor

Tokyo, Japan

Tomoaki Kawata

This inventor holds 7 USPTO granted patents. Top assignees: Tdk Corporation, Tanaka Kikinzoku Kogyo K.k.. Active years: 1998-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoaki Kawata. Retrieved from https://idiyas.com/inventor/tomoaki-kawata

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 19(Granted Patents)


Location History:

  • Chiba, JP (1998)
  • Tokyo, JP (2001 - 2022)

Company Filing History:

goldMedal7 out of 8,257 
 
Tdk Corporation
 patents
silverMedal1 out of 372 
 
Tanaka Kikinzoku Kogyo K.k.
 patents
where one patent can have more than one assignee

Years Active: 1998-2022

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7 patents (USPTO):Explore Patents
1. 11276909 - Nonreciprocal circuit element, manufacturing method of the same, and communication apparatus using the same (2022-03-15),
2. 9601816 - Dielectric line and electronic component (2017-03-21),
3. 9585250 - Conductive paste and ceramic substrate manufactured using the same (2017-02-28),
4. 9464005 - [object Object] (2016-10-11),
5. 6340649 - Composition of dielectric ceramics and producing method thereof (2002-01-22),
6. 6184165 - Dielectric porcelain composition (2001-02-06),
7. 5723395 - Dielectric ceramic composition, its preparation method, multilayer chip (1998-03-03),

Title: The Innovations of Tomoaki Kawata

Introduction

Tomoaki Kawata is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electronics, particularly in the development of nonreciprocal circuit elements and advanced communication apparatuses. With a total of 7 patents to his name, Kawata's work continues to influence modern technology.

Latest Patents

Kawata's latest patents include a nonreciprocal circuit element and a manufacturing method for the same. This innovative circuit element features a magnetic rotator positioned between first and second ground conductors, along with a permanent magnet that applies a DC magnetic field to the rotator. The design incorporates a first ferrite core and a second ferrite core, each covered by ground conductors, ensuring efficient operation. Additionally, he has developed a dielectric line that propagates electromagnetic waves within the frequency range of 1 to 10 GHz, utilizing materials with varying relative permittivities to enhance performance.

Career Highlights

Throughout his career, Kawata has worked with notable companies such as TDK Corporation and Tanaka Kikinzoku Kogyo Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the electronics sector.

Collaborations

Kawata has collaborated with esteemed colleagues, including Toshio Sakurai and Takashi Suzuki. These partnerships have fostered a creative environment that has led to the development of innovative solutions in their respective fields.

Conclusion

Tomoaki Kawata's contributions to electronics through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to pave the way for advancements in communication technology and circuit design.

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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