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For the Inventor, By the Inventor

Osaka, Japan

Yasuo Tanaka

This inventor holds 15 USPTO granted patents and 1 published patent application, primarily in Electrolytic Capacitors. Top assignees: Fujitsu Corporation, Panasonic Intellectual Property Management Co., Ltd., Fuji Photo Film Company, Limited. Active years: 1986-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Tanaka. Retrieved from https://idiyas.com/inventor/yasuo-tanaka-ifj5b5l8

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 80.0

Average Co-Inventor Count = 3.7

ph-index = 6

Forward Citations = 97(Granted Patents)


Location History:

  • Yokohama, JP (1986 - 1989)
  • Oosaka, JP (1994)
  • Fukuoka, JP (2014 - 2016)
  • Osaka, JP (1994 - 2017)
  • Shiga, JP (2019 - 2021)

Company Filing History:

goldMedal8 out of 39,378 
 
Fujitsu Corporation
 patents
silverMedal5 out of 13,338 
 
Panasonic Intellectual Property Management Co., Ltd.
 patents
bronzeMedal2 out of 16,458 
 
Fuji Photo Film Company, Limited
 patents
4. 1 out of 42 
 
Fujitsu Telecom Networks Limited
 patents
where one patent can have more than one assignee

Years Active: 1986-2021

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Areas of Expertise:
Electrolytic Capacitor
Organic Conductor
Optical Transmission
Electronic Device
Signal Adjusting
Network Activation
ATM Cell Multiplexer
Digital Network
15 patents (USPTO):Explore Patents
1. 10991514 - Method for producing electrolytic capacitor (2021-04-27),
2. 10679795 - Electrolytic capacitor and method for manufacturing same (2020-06-09),
3. 10475590 - Electrolytic capacitor and method for producing same (2019-11-12),
4. 9548164 - Organic conductor, method for producing organic conductor, electronic device, and solid electrolytic capacitor (2017-01-17),
5. 9450698 - Optical transmission device, optical transmission system, and optical transmission method (2016-09-20),
6. 9373449 - Solid electrolytic capacitor (2016-06-21),
7. 9270382 - Optical communication apparatus and control method thereof (2016-02-23),
8. 8891966 - Optical communication device and signal adjusting method (2014-11-18),
9. 6611523 - ATM cell multiplexer (2003-08-26),
10. 5350062 - Wrapper of film unit with lens (1994-09-27),
11. D344532 - Disposable camera (1994-02-22),
12. 4812839 - System for controlling network activation sequence (1989-03-14),
13. 4766594 - Digital network system having arrangement for testing digital subscriber (1988-08-23),
14. 4754273 - System for controlling network activation sequence (1988-06-28),
15. 4599583 - Mixed dual frequency generating system (1986-07-08),

Title: Yasuo Tanaka: Innovator in Electrolytic Capacitor Technology

Introduction

Yasuo Tanaka is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of electronics, particularly in the development of electrolytic capacitors. With a total of 15 patents to his name, Tanaka's work has had a lasting impact on the industry.

Latest Patents

Tanaka's latest patents include a method for producing electrolytic capacitors. This method involves several steps, starting with the preparation of an anode body and the formation of a dielectric layer on its surface. The process continues with the formation of a first conductive polymer layer that includes a first conductive polymer and a first silane compound. Following this, the first conductive polymer layer is brought into contact with a treatment liquid. Finally, a second silane compound is provided to the first conductive polymer layer after the treatment step. Another notable patent is for an electrolytic capacitor that features an anode body, a dielectric layer, and two conductive polymer layers. The first layer contains a first conductive polymer and a first silane compound, while the second layer includes a second conductive polymer and a basic compound, which may be an amine compound.

Career Highlights

Throughout his career, Yasuo Tanaka has worked with leading companies in the electronics sector. He has been associated with Fujitsu Corporation and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects.

Collaborations

Tanaka has collaborated with notable colleagues, including Ryoji Shimozono and Yasunori Ogawa. Their teamwork has fostered an environment of creativity and innovation, leading to advancements in capacitor technology.

Conclusion

Yasuo Tanaka's contributions to the field of electrolytic capacitors demonstrate his expertise and commitment to innovation. His patents and collaborations reflect a dedication to advancing technology in the electronics 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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