This inventor holds 10 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Other. Active years: 2000-2008.
Location History:
- Katano, JP (2000 - 2005)
- Shijonawate, JP (2008)
Company Filing History:
8 out of 27,375 
2 out of 834,453 Years Active: 2000-2008
Title: Masaki Kitagawa: Innovator in Battery Technology
Introduction
Masaki Kitagawa is a prominent inventor based in Katano, Japan. He has made significant contributions to the field of battery technology, holding a total of 10 patents. His work focuses on enhancing the performance and efficiency of secondary batteries, particularly non-aqueous and lithium batteries.
Latest Patents
One of his latest innovations is a non-aqueous electrolytic secondary battery. This battery comprises an electrode plate assembly, a non-aqueous electrolyte, and an outer jacket that accommodates both the electrode plate assembly and the electrolyte. The electrode plate assembly includes a positive electrode plate, a negative electrode plate, and a separator made from polyolefin resin. Notably, the separator contains at least one layer of polypropylene resin, which includes an antioxidant with a melting point of 60°C or higher. This design ensures that the layer of polypropylene resin is in contact with the positive electrode, enhancing the battery's performance.
Another significant patent is for a lithium secondary battery that boasts high capacity and excellent current characteristics. This battery features a positive electrode, a negative electrode, and an electrolyte. The negative electrode incorporates AlO particles that do not participate in the charge-and-discharge reactions. The inclusion of ceramic particles in the electrode reduces the internal resistance of the battery, thereby improving ion conductivity and resulting in higher capacity during high-rate discharge.
Career Highlights
Masaki Kitagawa has worked with notable companies, including Matsushita Electric Industrial Co., Ltd. His experience in these organizations has allowed him to refine his expertise in battery technology and contribute to innovative solutions in the industry.
Collaborations
Throughout his career, Kitagawa has collaborated with talented individuals such as Hizuru Koshina and Masaya Okochi. These partnerships have fostered a creative environment that has led to groundbreaking advancements in battery technology.
Conclusion
Masaki Kitagawa is a distinguished inventor whose work in battery technology has made a significant impact. His innovative patents and collaborations highlight his commitment to advancing the field and improving energy storage solutions.