Location History:
- Ichikawa, JP (1990 - 1998)
- Niigata, JP (2003 - 2023)
- Kitakanbara-gun, JP (2024)
- Iwanai-gun, JP (2024)
Years Active: 1990-2025
Title: Takashi Ishikawa - Innovator in Silicon Wafer and Magnetic Powder Technologies
Introduction
Takashi Ishikawa is a prominent inventor based in Niigata, Japan, known for his significant contributions to the fields of silicon wafer production and rare earth-iron-nitrogen-based magnetic powders. With a total of 9 patents to his name, Ishikawa has made remarkable advancements that have impacted various industries.
Latest Patents
Ishikawa's latest patents include a method for producing silicon wafers, which are Czochralski wafers formed of silicon. This innovation features a bulk layer with an oxygen concentration of 0.5×10/cm or more, and a surface layer extending to 300 nm in depth with an oxygen concentration of 2×10/cm or more. Additionally, he has developed a rare earth-iron-nitrogen-based magnetic powder, which contains a rare-earth element, iron, and nitrogen, with specific particle size and composition parameters. This magnetic powder is designed to enhance performance in various applications.
Career Highlights
Throughout his career, Takashi Ishikawa has worked with notable companies such as Sumitomo Metal Mining Company, Ltd. and Globalwafers Japan Co., Ltd. His experience in these organizations has allowed him to refine his expertise and contribute to groundbreaking technologies.
Collaborations
Ishikawa has collaborated with esteemed
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.