Toyoharu Ohata

Title: Toyoharu Ohata: Innovator in Semiconductor Technology

Introduction

Toyoharu Ohata is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 11 patents. His innovative work focuses on methods that enhance the performance and efficiency of semiconductor devices.

Latest Patents

Ohata's latest patents include an alloying method, a wiring forming method, a display device forming method, and an image display unit fabricating method. The alloying method involves forming a metal layer on a semiconductor that has been transferred to a material with low thermal conductivity. This process allows for the alloying of the interface between the semiconductor and the metal layer by using a laser beam with a specific wavelength. The energy of the laser beam is carefully controlled, ranging from 20 to 100 mJ/cm. This technique ensures that only the necessary portion of the semiconductor is locally heated, preventing adverse effects on the overall characteristics of the semiconductor device.

Career Highlights

Ohata is currently employed at Sony Corporation, where he continues to push the boundaries of semiconductor technology. His work has been instrumental in developing methods that allow for low-temperature alloying, which is crucial for maintaining the integrity of semiconductor devices.

Collaborations

Throughout his career, Ohata has collaborated with notable colleagues, including Katsuhiro Tomoda and Masamichi Ogawa. These partnerships have fostered an environment of innovation and creativity, leading to advancements in their respective fields.

Conclusion

Toyoharu Ohata's contributions to semiconductor technology exemplify the spirit of innovation. His patents and methods are paving the way for future advancements in the industry.