Company Filing History:
4 out of 76 
1 out of 52,780 
Years Active: 1991-1995
Title: Katuyuki Hata: Innovator in Alkali Secondary Cell Technology
Introduction
Katuyuki Hata is a notable inventor based in Yamato, Japan. He has made significant contributions to the field of battery technology, particularly in the development of paste-type electrodes for alkali secondary cells. With a total of 4 patents to his name, Hata's work has the potential to enhance the efficiency and safety of energy storage systems.
Latest Patents
Hata's latest patents focus on a paste-type electrode designed for alkali secondary cells. This innovative electrode aims to suppress the occurrence of internal short-circuiting, a common issue when electrodes are rolled together with opposite polarity electrodes and a separator in between. The design features a three-dimensional substrate made of a felt-like metal porous member, which contains a multitude of hollow metal fibers arranged in a three-dimensional structure. The diameters of the metal fibers near the surface are larger than those in the inner portion, with average diameters ranging from 20 to 150 micrometers for the surface fibers and 10 to 100 micrometers for the inner fibers. The substrate is filled with paste containing an activation substance, enhancing its performance in alkali secondary cells.
Career Highlights
Throughout his career, Katuyuki Hata has worked with prominent companies in the battery industry, including Toshiba Battery Co., Ltd. and Kabushiki Kaisha Toshiba. His experience in these organizations has allowed him to develop and refine his innovative ideas in battery technology.
Collaborations
Hata has collaborated with several talented individuals in his field, including Hirohito Teraoka and Kunihiko Miyamoto. These collaborations have contributed to the advancement of technology in alkali secondary cells.
Conclusion
Katuyuki Hata's contributions to the field of battery technology, particularly through his innovative paste-type electrodes, demonstrate his commitment to enhancing energy storage solutions. His work continues to influence the development of safer and more efficient battery systems.