Takeshi Gotoh

Title: The Innovations of Takeshi Gotoh

Introduction

Takeshi Gotoh is a prominent inventor based in Omuta, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced substrates for electronic applications. With a total of 6 patents to his name, Gotoh's work is recognized for its innovative approaches and practical applications.

Latest Patents

One of his latest patents is for an aluminum nitride substrate designed for circuit boards. This substrate features aluminum nitride crystal grains with an average grain size of 2 to 5 μm and boasts a thermal conductivity of at least 170 W/m·K. Notably, the substrate does not include a dendritic grain boundary phase and has a breakdown voltage of at least 30 kV/mm at 400°C. The production method involves heating a raw material containing aluminum nitride powder to 1500°C at a pressure of no more than 150 Pa, followed by increasing the temperature to between 1700 and 1900°C in a pressurized atmosphere using a non-oxidizing gas. The cooling process is carefully controlled to reach 1600°C at a rate of no more than 10°C/min. Another significant patent involves a method for producing a highly reliable ceramic sheet with stable quality, which is achieved by reducing voids and utilizing hydroxypropylmethyl cellulose as an organic binder.

Career Highlights

Takeshi Gotoh is currently associated with Denki Kagaku Kogyo Kabushiki Kaisha, a company known for its advancements in chemical and electronic materials. His work has not only contributed to the company's reputation but has also pushed the boundaries of what is possible in the field of electronic substrates.

Collaborations

Throughout his career, Gotoh has collaborated with notable colleagues such as Katsunori Terano and Hiroshi Murata. These partnerships have fostered a creative environment that has led to numerous innovations and advancements in their respective fields.

Conclusion

Takeshi Gotoh's contributions to materials science and electronic substrates are noteworthy and impactful. His innovative patents and collaborations highlight his dedication to advancing technology in meaningful ways.