Location History:
- Moriguchi, JP (1995)
- Osaka, JP (1994 - 1997)
- Hirakata, JP (1993 - 2006)
Company Filing History:
14 out of 8,781 
3 out of 3 
2 out of 4 Years Active: 1993-2006
Title: Fumio Tatezono: Innovator in Energy Storage Technologies
Introduction
Fumio Tatezono is a prominent inventor based in Hirakata, Japan, known for his significant contributions to energy storage technologies. With a total of 14 patents to his name, he has made remarkable advancements in the field of electric double layer capacitors and electrolyte batteries.
Latest Patents
Tatezono's latest patents include innovative designs for electric double layer capacitors and methods for manufacturing them. One of his notable inventions involves a cell that features a pair of polarizable electrodes, which are impregnated with an electrolyte and positioned on either side of a separator. These electrodes are equipped with collector electrodes, and the cell's peripheral portion is sealed with a synthetic resin sealing member. His manufacturing method includes a unique process of providing long slits in the collector electrodes and forming case halves through insert molding, ensuring a secure fit for the cell.
Career Highlights
Throughout his career, Fumio Tatezono has worked with esteemed companies such as Sanyo Electric Co., Ltd. His expertise in the field has led to the development of advanced energy storage solutions that are crucial for modern technology.
Collaborations
Tatezono has collaborated with notable individuals in the industry, including Toshio Harada and Masahiro Irie. These partnerships have contributed to the innovative advancements in his work.
Conclusion
Fumio Tatezono's contributions to the field of energy storage through his patents and collaborations highlight his role as a key innovator. His work continues to influence the development of efficient energy solutions.