Location History:
- Hirakata, JP (1998 - 2002)
- Katano, JP (2001 - 2013)
- Osaka, JP (1996 - 2020)
Company Filing History:
14 out of 27,375 
12 out of 16,453 
4 out of 13,289 Years Active: 1996-2020
Title: Innovations in Battery Technology: The Contributions of Sadayuki Okazaki
Introduction
Sadayuki Okazaki is a prominent inventor based in Osaka, Japan, renowned for his significant contributions to battery technology. With a remarkable portfolio of 30 patents, Okazaki has been at the forefront of innovations that enhance the efficiency and functionality of batteries, driving advancements in various applications.
Latest Patents
Among his latest patents, Okazaki has developed groundbreaking technologies aimed at improving battery construction and performance. One notable invention is a battery that features a lead weld region bump. This innovative design includes an electrode group composed of a first electrode, a second electrode, and a separator positioned between them. The battery is equipped with an electrolyte and a protective container, incorporating a sealing member that blocks the container's opening. A first lead connects the first electrode to the sealing member and features a weld region with bumps designed to enhance the electrical connection.
Another significant patent from Okazaki involves a winding-type battery that offers superior separator protection. This invention comprises an electrode group formed by winding both a first electrode and a second electrode with a separator. What sets this design apart is the first electrode's current collector sheet, which has an uncoated portion at its end. This uncoated section is partially covered by an insulating layer, providing improved safety and performance.
Career Highlights
Throughout his career, Okazaki has been associated with prestigious companies, including Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His tenure at these technological giants has allowed him to apply his innovative concepts to real-world applications, contributing to advancements in consumer electronics and energy solutions.
Collaborations
Collaboration has been a defining aspect of Okazaki's journey as an inventor. He has worked alongside notable peers such as Kazuyoshi Honda and Masaru Odagiri. These partnerships have fostered a creative environment that has led to the development of cutting-edge battery technologies, demonstrating the power of teamwork in the field of invention.
Conclusion
Sadayuki Okazaki's work exemplifies the spirit of innovation in the realm of battery technology. With a wealth of patents and a strong background in collaborations, he continues to shape the future of energy storage solutions. As advancements in battery technology evolve, Okazaki's contributions stand as a testament to the importance of inventive thinking and engineering excellence in creating sustainable and efficient portable energy systems.