Mr. Hagiwara worked for a Japanese chemical manufacturer, engaging in the research and technical development of lithium ion battery materials and industrial barrier materials.
Particularly, in the research and technical development of lithium ion battery materials, Mr. Hagiwara conducted a wide range of tasks including developing a new grade of lithium ion battery materials, applying for patents, researching and dealing with competitors’ patents, studying possible mass-production of the new grade lithium ion battery materials, providing technical follow-ups to customers, and so on.
● Coauthor. “New Patent Practice Manual of Numerical Limitation Inventions and Parameter Inventions – Best Use of Development Results and Measures against Competitors’ Patents”, Tokyo: JOHOKIKO Co., Ltd., August 2018 (in Japanese)
● Coauthor. “How to Deal with Reasons for Rejection in Chemical and Material Patents”, Tokyo: Science & Technology Co., Ltd., February 2017 (in Japanese).