Location History:
- Ina, JP (2005 - 2010)
- Nagano, JP (2010)
Company Filing History:
Years Active: 2005-2010
Title: Shigeru Uzawa: Innovator in Electrolytic Capacitor Technology
Introduction
Shigeru Uzawa is a prominent inventor based in Ina, Japan, known for his significant contributions to the field of electrolytic capacitors. With a total of six patents to his name, Uzawa has made remarkable advancements in the design and functionality of these essential electronic components.
Latest Patents
Uzawa's latest patents focus on innovative electrolytic solutions and capacitor designs. One of his notable inventions involves an electrolytic solution for use in an electrolytic capacitor, which comprises a solvent and a solute where water accounts for 20 to 100% by weight of the solvent. The total solute content ranges from 1.5 to 44% by weight. This invention also includes a capacitor element, a case containing the capacitor element, and a sealant that secures the case. The capacitor element consists of a pair of electrode foils, each featuring a dielectric and a separator to isolate the foils from each other, with the electrolytic solution filled between them.
Another significant patent addresses the electrical properties and high-temperature characteristics of electrolytic capacitors. This is achieved by adding a compound with an unsaturated bond-containing chain, which absorbs hydrogen gas generated from the reaction between the aluminum electrode foil and the electrolyte solution. The electrolytic capacitor contains this unsaturated compound, allowing for hydrogen addition, and the electrolytic solution comprises a solvent made up of 10-80 wt % of an organic solvent and 90-20 wt % water, along with at least one electrolyte selected from carboxylic acids or their salts and inorganic acids or their salts.
Career Highlights
Shigeru Uzawa has dedicated his career to advancing capacitor technology, particularly through his work at Rubycon Corporation. His innovative designs and solutions have significantly impacted the electronics industry, enhancing the performance and reliability of various electronic devices.
Collaborations
Uzawa has collaborated with notable colleagues, including Akihiko Komatsu and Taketo Matsuzawa, contributing to the development of cutting-edge technologies in the field of electrolytic capacitors.
Conclusion
Shigeru Uzawa's contributions to electrolytic capacitor technology exemplify his innovative spirit and dedication to advancing electronic components. His patents reflect a deep understanding of materials and design, positioning him as a key figure in the industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.