Company Filing History:
2 out of 52,735 
2 out of 1,509 Years Active: 2024-2025
Title: Innovations of Hiroaki Ootsuka
Introduction
Hiroaki Ootsuka is a notable inventor based in Kanazawa, Ishikawa, Japan. He has made significant contributions to the field of semiconductor technology, holding two patents that showcase his innovative spirit and technical expertise.
Latest Patents
Ootsuka's latest patents include a semiconductor light-emitting device and a photocoupler. The semiconductor light-emitting device features a GaAs (gallium arsenide) substrate of a cubic crystal, with a light-emitting layer that includes InGaAs (indium gallium arsenide). This layer is represented by the compositional formula InxGa1-xAs, where 0 Career Highlights Throughout his career, Hiroaki Ootsuka has worked with prominent companies such as Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology. Collaborations Ootsuka has collaborated with notable colleagues, including Hideto Sugawara and Akira Tanaka. Their combined expertise has contributed to advancements in the field of semiconductor devices. Conclusion Hiroaki Ootsuka's contributions to semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry and inspire future innovations.