Location History:
- Ube, JP (1999 - 2001)
- Saitama, JP (2000 - 2003)
Company Filing History:
4 out of 1,000 
1 out of 1,037 
1 out of 1,297 
Years Active: 1999-2003
Title: Tadayuki Kawashima: Innovator in Cleaning Gas and Electrolytic Solutions
Introduction
Tadayuki Kawashima is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of cleaning gases and electrolytic solutions, holding a total of 5 patents. His work has implications for various industries, particularly in the production of thin films and lithium cells.
Latest Patents
Kawashima's latest patents include a method for cleaning vacuum treatment apparatuses using a specialized cleaning gas. This cleaning gas comprises HF gas with a concentration of at least 1 vol % and an oxygen-containing gas, which can include O2, N2O, NO, CO, and others. This innovative cleaning gas is designed to effectively remove deposited materials generated during the production of thin films made from materials such as titanium, tungsten, tantalum, and others.
Another significant patent involves the production of an electrolytic solution for lithium cells. This method includes reacting lithium fluoride with phosphorus pentafluoride in a nonaqueous organic solvent to create lithium hexafluorophosphate. The process ensures high yield and purity of the product, making it easier to manage. Additionally, the patent outlines a purification method for the electrolytic solution, which significantly reduces the concentration of acid impurities.
Career Highlights
Throughout his career, Tadayuki Kawashima has worked with Central Glass Company, Limited, where he has contributed to advancements in chemical processes and materials. His expertise in the field has led to the development of innovative solutions that enhance the efficiency and effectiveness of various applications.
Collaborations
Kawashima has collaborated with notable professionals in his field, including Isamu Mouri and Tetsuya Tamura. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Tadayuki Kawashima's contributions to the fields of cleaning gases and electrolytic solutions demonstrate his innovative spirit and commitment to advancing technology. His patents reflect a deep understanding of chemical processes and their applications in modern industries.
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.