Location History:
- Shizuoka-ken, JP (2002 - 2007)
- Tokyo, JP (1998 - 2021)
- Chiyoda-ku, JP (2018 - 2021)
Company Filing History:
6 out of 947 
4 out of 6,892 
1 out of 196 
Years Active: 1998-2025
Title: Masahiko Tamura: Innovator in Glass Substrates and Lithium-Ion Technology
Introduction
Masahiko Tamura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of glass substrates for extreme ultraviolet lithography (EUVL) and lithium-ion battery technology. With a total of 12 patents to his name, Tamura's work has had a substantial impact on modern manufacturing processes.
Latest Patents
Among his latest patents, Tamura has developed a glass substrate for EUVL, which features a rectangular shape with specific chamfered surfaces. This substrate is made from quartz glass containing titanium oxide (TiO) and includes end surfaces that incorporate fluorine and other elements that form gas clusters with fluorine. Additionally, he has created a production method for a lithium-containing composite oxide that enhances the performance of lithium-ion secondary batteries. This method involves mixing a transition metal hydroxide containing nickel and manganese with a lithium source and heating the mixture to achieve optimal crystallite dimensions.
Career Highlights
Throughout his career, Masahiko Tamura has worked with notable companies such as Chugai Seiyaku Kabushiki Kaisha and Sumitomo Chemical Company, Limited. His expertise in materials science and engineering has led to advancements in both the semiconductor and energy storage industries.
Collaborations
Tamura has collaborated with esteemed colleagues, including Takeshi Kawasato and Yasuhiro Oda. Their joint efforts have contributed to the development of innovative technologies that address contemporary challenges in manufacturing and energy efficiency.
Conclusion
Masahiko Tamura's contributions to the fields of glass substrates and lithium-ion technology exemplify his innovative spirit and dedication to advancing technology. His patents continue to influence the industry and pave the way for future developments.
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.