Hideto Ohnuma

Title: Hideto Ohnuma: A Pioneer in Semiconductor Device Innovations

Introduction:

Hideto Ohnuma, based in Kanagawa, Japan, is a highly accomplished inventor and engineer who has made significant contributions to the field of semiconductor devices. With a remarkable count of 255 patents, Ohnuma has dedicated his career to improving device performance, particularly in the areas of pixel region miniaturization and manufacturing precision. In this article, we will explore Ohnuma's latest patents, career highlights, notable collaborations, and his indelible impact on the semiconductor industry.

Latest Patents:

Ohnuma's latest patents focus on solving the challenges associated with defects caused by precision and bending issues during the evaporation process of semiconductor devices. To address these concerns, he has developed a novel technique involving the formation of partitions with varying thicknesses over a pixel electrode using auxiliary patterns created with diffraction grating patterns or semi-transmissive films. This approach mitigates defects while ensuring improved definition in miniaturized pixel regions and accommodating larger substrate sizes.

Career Highlights:

Throughout his career, Ohnuma has worked for renowned companies such as Semiconductor Energy Laboratory Co., Ltd. (SEL) and Sharp Kabushiki Kaisha Corporation (commonly known as Sharp Corporation). These companies are recognized for their substantial contributions to the semiconductor industry and have provided Ohnuma with the platform to unleash his innovative ideas and turn them into transformative patents. His work has significantly advanced the manufacturing techniques and performance of semiconductor devices.

Collaborations:

Within the realm of semiconductor innovations, Ohnuma has had the privilege to collaborate with visionary coworkers, including Shunpei Yamazaki and Hongyong Zhang. Shunpei Yamazaki, a renowned inventor himself, has co-authored several patents with Ohnuma, bringing together their expertise to tackle complex challenges in the field. With Hongyong Zhang, another accomplished colleague, Ohnuma has further expanded his research and development capabilities, pushing the boundaries of semiconductor device manufacturing.

Conclusion:

Hideto Ohnuma's distinguished career and extensive patent portfolio make him a prominent figure in the world of semiconductor devices. Through his tireless dedication to improving manufacturing precision and pixel region miniaturization, he has successfully addressed major challenges, ultimately enhancing device performance. His work at SEL and Sharp Corporation has played a crucial role in advancing the semiconductor industry as a whole. Ohnuma's collaborations with esteemed colleagues have further contributed to his success and expanded the boundaries of innovation. As his patents continue to shape the future of semiconductor devices, Hideto Ohnuma remains an influential force in the ongoing evolution of this dynamic field.