Location History:
- Osaka, JP (2001 - 2005)
- Takatsuki, JP (2003 - 2005)
- Kadoma, JP (2010)
- Kyoto, JP (2010 - 2023)
Company Filing History:
6 out of 16,453 
6 out of 27,375 
6 out of 13,307 Years Active: 2001-2025
Title: Innovations of Takahiro Kumakawa
Introduction
Takahiro Kumakawa, based in Kyoto, Japan, is an esteemed inventor recognized for his significant contributions in the field of electronics. With a total of 18 patents to his name, Kumakawa has made noteworthy advancements, particularly in the development of electrolytic capacitors and joining technologies.
Latest Patents
Kumakawa's latest patents showcase his innovative approach to electronic components. One of his prominent inventions is an electrolytic capacitor, which features an element stack composed of multiple capacitor elements. This design includes a package body that seals the element stack, along with first and second external electrodes. The unique structure allows for the first end of capacitor elements to be exposed from the package body while being actively connected to external electrodes. This innovative design improves the efficiency and functionality of the capacitors in electronic applications.
Additionally, Kumakawa has developed a joined structure that incorporates two members connected through a joining layer comprising metal and solder materials. This joining method is significant as it enables non-pressurization sintering processes while maintaining a high precise thickness in the joining layer. By utilizing this technology, Kumakawa enhances the reliability and effectiveness of joined materials in various applications.
Career Highlights
Throughout his career, Kumakawa has collaborated with prominent companies such as Panasonic Corporation and Matsushita Electric Industrial Co., Ltd. His experience in these reputable organizations has undoubtedly shaped his expertise and innovation capabilities. Kumakawa’s patents are a testament to his professional journey and the valuable contributions he has made to the field of electronics.
Collaborations
Kumakawa has worked alongside notable colleagues, including Nozomi Shimoishizaka and Ryuichi Sahara. Their collective expertise has helped in advancing technological frontiers and the successful development of various inventions. Working together has fostered an environment of innovation, leading to groundbreaking discoveries and patents.
Conclusion
Takahiro Kumakawa stands as a prominent figure in the realm of electronics innovation. His impressive portfolio of 18 patents highlights his dedication to advancing technology, particularly in the areas of electrolytic capacitors and joining techniques. With the support of esteemed organizations and collaborations, Kumakawa continues to pave the way for future innovations in electronic materials and applications.