Company Filing History:
1 out of 481 
1 out of 5 Years Active: 2014
Title: Junji Ogura: Innovator in High-Purity Tungsten Powder Production
Introduction
Junji Ogura is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of materials science, particularly in the production of high-purity tungsten powder. His innovative methods have implications for various industrial applications.
Latest Patents
Ogura holds a patent for a method of producing high-purity tungsten powder. This method involves using an ammonium tungstate solution with a phosphorus content of less than 1 wtppm. The process includes neutralizing the solution with hydrochloric acid, precipitating ammonium paratungstate undecahydrate crystals, and subsequently heating and filtering to obtain high-purity tungsten powder. His patent also outlines a procedure to achieve a phosphorus content of 0.4 wtppm or less, enhancing the efficiency of the production process.
Career Highlights
Throughout his career, Junji Ogura has worked with prominent companies such as JX Nippon Mining & Metals Corporation and Japan New Metals Co., Ltd. His experience in these organizations has contributed to his expertise in tungsten production and materials engineering.
Collaborations
Ogura has collaborated with notable colleagues, including Jin Sato and Kouichi Takemoto. These partnerships have likely fostered innovation and advancements in their respective fields.
Conclusion
Junji Ogura's contributions to the production of high-purity tungsten powder exemplify his innovative spirit and dedication to advancing materials science. His work continues to influence the industry and pave the way for future developments.