Location History:
- Kanagawa, JP (2003 - 2004)
- Osaka, JP (2010 - 2011)
- Fujisawa, JP (2000 - 2017)
Company Filing History:
18 out of 27,375 
8 out of 16,453 
1 out of 36,713 
Years Active: 2000-2017
Title: Innovations of Masaharu Miyahisa: Pioneering Battery Technology
Introduction
Masaharu Miyahisa, located in Fujisawa, Japan, is a prominent inventor who has made significant contributions to the field of battery technology. With an impressive portfolio of 27 patents, he has dedicated his career to improving the efficiency and safety of batteries, particularly through innovative production methods.
Latest Patents
Among his latest patents is a revolutionary Method for Producing Battery. This method outlines a process involving the joining of multiple weld nuggets between a foil layered part, where exposed aluminum foil portions overlap with a positive terminal member made of aluminum. It includes a formation step for creating a foil welded part through ultrasonic welding and a resistance-welding step that efficiently integrates components while ensuring strong connections.
Another notable patent is the Safety Mechanism for Laminate Battery. This invention features an exterior case constructed from two superposed molded sheets bonded together. It incorporates a safety vent designed to release gas when a predetermined internal pressure is reached, ensuring the safety of the battery while also reducing production costs. This innovative design prioritizes protection without compromising the manufacturing process.
Career Highlights
Masaharu Miyahisa has held positions at renowned companies, including Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His extensive experience in these leading firms has equipped him with the knowledge and expertise required to revolutionize battery technology.
Collaborations
Throughout his career, Miyahisa has collaborated with notable professionals, including Masumi Katsumoto and Yoshihiro Boki. These partnerships have fostered an environment of innovation, leading to the development of groundbreaking technologies in the battery sector.
Conclusion
Masaharu Miyahisa's innovative spirit and technical prowess have positioned him as a key figure in the development of advanced battery technologies. Through his numerous patents and professional collaborations, he continues to drive forward the landscape of energy storage solutions, making significant strides toward safer and more efficient battery production.