Location History:
- Nara, JP (2015)
- Osaka, JP (2015 - 2023)
- Sakai, JP (2021 - 2024)
Company Filing History:
22 out of 25,560 
2 out of 23 
1 out of 20 Years Active: 2015-2025
Title: Innovations by Hirotaka Mizuhata: Pioneering Laminate and Metal-Air Battery Technologies
Introduction: Hirotaka Mizuhata is a prominent inventor based in Osaka, Japan, known for his significant contributions to battery technology. With a total of 19 patents to his name, Mizuhata has been at the forefront of innovations that enhance battery performance and safety.
Latest Patents: Mizuhata's latest innovations include a laminate battery designed to prevent short circuits caused by the expansion of negative electrode active materials during discharge. This innovative laminate battery features a dual-case design, where the outer case encases an inner case made from a positive electrode storage case and a separator. The design provides dedicated storage for both positive and negative electrodes, ensuring efficient operation and safety.
Another cutting-edge invention by Mizuhata is the metal-air battery module. This module consists of multiple battery units assembled together, each containing a metal-air battery cell secured by a sheet. The adjacent battery cells are ingeniously arranged so that their negative-electrode and air-electrode terminals face each other, allowing for efficient connectivity through welding or other methods.
Career Highlights: Over the course of his career, Hirotaka Mizuhata has worked with renowned companies such as Sharp Kabushiki Kaisha Corporation and Oned Material, Inc. His work in these organizations has allowed him to influence the development of advanced battery technologies significantly.
Collaborations: Throughout his professional journey, Mizuhata has collaborated with talented coworkers, including Akihito Yoshida and Shinobu Takenaka. These collaborative efforts have contributed to the innovative solutions that Mizuhata has brought to the market.
Conclusion: Hirotaka Mizuhata's impressive collection of patents and his pioneering work in laminate and metal-air battery technologies underscore his expertise and dedication to innovation in the field of energy storage. His inventions not only advance the technology but also have the potential to impact the future of sustainable energy solutions.