This inventor holds 2 USPTO granted patents and 3 published patent applications. Top assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Electronic Chemicals Co., Ltd.. Active years: 2022-2026.
Company Filing History:
2 out of 1,555 
1 out of 2 Years Active: 2022-2026
Title: Norihisa Chitose: Innovator in Advanced Materials
Introduction
Norihisa Chitose is a prominent inventor based in Naka, Japan. He has made significant contributions to the field of advanced materials, particularly in the development of innovative compositions and thermistors. With a total of 2 patents, his work showcases a blend of creativity and technical expertise.
Latest Patents
Chitose's latest patents include an aluminum-oxide-based composition containing zirconium nitride powder and a method for producing the same. This innovative powder features particles primarily composed of zirconium nitride, with an aluminum oxide-based composition partially adhering to its surface. The composition contains aluminum in a proportion greater than 1% by mass and 15% by mass or less, with a specific surface area of 30 m/g to 90 m/g measured by the BET method. This powder exhibits high light shielding properties in the near-infrared region, excellent patterning capabilities, and favorable moisture resistance, making it ideal for use in black patterned films as a pigment.
Another notable patent is for a thermistor, along with a method for manufacturing it and a thermistor sensor. This thermistor is designed to have a minimal change in resistance value before and after a heat resistance test, while achieving a high B constant. The thermistor is formed on a substrate and includes an intermediate stacked portion and a main metal nitride film layer. The innovative design of the thermistor enhances its performance and reliability.
Career Highlights
Chitose has worked with notable companies such as Mitsubishi Materials Corporation and Mitsubishi Materials Electronic Chemicals Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in material science.
Collaborations
Throughout his career, Chitose has collaborated with talented individuals, including Riho Taguchi and Nagisa Sako. These partnerships have fostered an environment of innovation and creativity, leading to the development of advanced technologies.
Conclusion
Norihisa Chitose's contributions to the field of advanced materials through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the industry and pave the way for future innovations.