Company Filing History:

6 out of 712

Joled Inc.

patents

5 out of 16,453

Panasonic Corporation

patents

Years Active: 2014-2016

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9490445 - Organic el element, organic el panel, organic el light-emitting apparatus, organic el display apparatus, and method of manufacturing organic el element (2016-11-08),

2. 9287520 - Organic EL element, organic EL panel having organic EL element, organic EL light-emitting apparatus, and organic EL display apparatus (2016-03-15),

3. 9059419 - Organic EL element, organic EL panel having organic EL element, organic EL light-emitting apparatus, and organic EL display apparatus (2015-06-16),

4. 9048448 - Organic electroluminescence element and method of manufacturing thereof (2015-06-02),

5. 9029843 - Organic electroluminescence element (2015-05-12),

6. 9029842 - Organic electroluminescence element and method of manufacturing thereof (2015-05-12),

7. 9012896 - Organic EL element (2015-04-21),

8. 8999832 - Organic EL element (2015-04-07),

9. 8957412 - Organic electroluminescence panel, method of manufacturing organic electroluminescence panel, organic light emitting apparatus using organic electroluminescence panel, and organic display apparatus using organic electroluminescence panel (2015-02-17),

10. 8927976 - Organic EL element and production method for same (2015-01-06),

11. 8872164 - Organic el element (2014-10-28),

Title: Yoshiaki Tsukamoto: Innovator in Organic EL Technology

Introduction

Yoshiaki Tsukamoto is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of organic electroluminescent (EL) technology. With a total of 11 patents to his name, Tsukamoto has been instrumental in advancing the development of organic EL elements and displays.

Latest Patents

Tsukamoto's latest patents include innovations such as the organic EL element, organic EL panel, organic EL light-emitting apparatus, and organic EL display apparatus. His work on the organic EL element focuses on a design that incorporates a hole injection layer, which enhances hole conduction efficiency. This element consists of an anode, a cathode, and functional layers made of organic materials. The hole injection layer is a metal oxide film that contains metal atoms at varying valences, contributing to its effectiveness.

Career Highlights

Throughout his career, Tsukamoto has worked with notable companies, including Joled Inc. and Panasonic Corporation. His expertise in organic EL technology has positioned him as a key figure in the industry, driving innovation and development in this area.

Collaborations

Some of Tsukamoto's notable coworkers include Satoru Ohuchi and Shinya Fujimura. Their collaborative efforts have furthered advancements in organic EL technology.

Conclusion

Yoshiaki Tsukamoto's contributions to organic EL technology have established him as a leading inventor in the field. His innovative patents and collaborations continue to influence the development of advanced display technologies.

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