Yoji Shirato

This inventor holds 6 USPTO granted patents and 5 published patent applications and 1 EPO patent. Top assignee: Sumitomo Bakelite Company Limited. Active years: 2011-2020.

USPTO Granted Patents = 6 (Patent Applications = 5)

% Patents Active = 50.0

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 6.9

ph-index = 1

Forward Citations = 12(Granted Patents)

Location History:

Yokohama, JP (2011 - 2012)
Yaizu, JP (2014)
Tokyo, JP (2018 - 2020)

Company Filing History:

6 out of 615

Sumitomo Bakelite Company Limited

patents

Years Active: 2011-2020

Loading Chart...

6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10720375 - Substrate for power module, circuit board for power module, and power module (2020-07-21),

2. 10269689 - Thermally conductive sheet and semiconductor device (2019-04-23),

3. 9859189 - Thermally conductive sheet and semiconductor device (2018-01-02),

4. 8774575 - Optical waveguide and optical waveguide manufacturing member (2014-07-08),

5. 8208769 - Substrate for mounting an optical element, optical circuit substrate, and substrate on which an optical element is mounted (2012-06-26),

6. 7869670 - Substrate for mounting an optical element, optical circuit substrate, and substrate on which an optical element is mounted (2011-01-11),

Title: Yoji Shirato: Innovator in Power Module Technology

Introduction

Yoji Shirato is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of power module technology, holding a total of 6 patents. His innovative work focuses on enhancing the efficiency and performance of power modules through advanced materials and designs.

Latest Patents

Shirato's latest patents include groundbreaking inventions such as a substrate for power modules, a circuit board for power modules, and a power module itself. The substrate for a power module features a metal substrate, an insulating resin layer, and a metal layer. The insulating resin layer is composed of a thermosetting resin and inorganic fillers, ensuring a low dielectric loss ratio and minimal change in relative permittivity at elevated temperatures. Additionally, his thermally conductive sheet invention incorporates a thermosetting resin and an inorganic filler material, designed to maintain high performance under electrical stress.

Career Highlights

Yoji Shirato is currently employed at Sumitomo Bakelite Company Limited, where he continues to push the boundaries of innovation in power module technology. His work has not only advanced the capabilities of power modules but has also contributed to the overall efficiency of electronic devices.

Collaborations

Shirato collaborates with talented colleagues such as Kenji Miyao and Koji Choki, who share his passion for innovation and excellence in the field. Together, they work on developing cutting-edge technologies that address the evolving needs of the industry.

Conclusion

Yoji Shirato's contributions to power module technology exemplify his dedication to innovation and excellence. His patents reflect a commitment to improving the efficiency and performance of electronic devices, making him a key figure in the field.