Location History:
- Funabashi, JP (1997)
- Tokyo, JP (1998 - 2018)
Company Filing History:
7 out of 50 
3 out of 21,831 
Years Active: 1997-2018
Title: Innovations by Tadahiro Ohnuma in Electroplating Technology
Introduction
Tadahiro Ohnuma is a prominent inventor based in Tokyo, Japan, recognized for his significant contributions to the field of electroplating technology. With a remarkable portfolio of seven patents, his work has led to advancements that enhance the quality and efficiency of plating processes.
Latest Patents
One of Tadahiro Ohnuma's latest inventions is the "Electric Al–Zr alloy plating bath using room temperature molten salt bath and plating method using the same." This invention discloses a plating bath containing an aluminum halide, specific compounds such as N-alkylpyridinium and N-alkylimidazolium halides, and a zirconium halide. The innovative approach includes a carefully controlled molar ratio and additional components like an aromatic organic solvent and organic polymers, providing a state-of-the-art solution for electroplating applications.
Another significant patent focuses on an "Aluminum or aluminum alloy barrel electroplating method." This method addresses issues such as bare spots and adhesion failures, enabling uniform plated coatings without defects. The technique involves innovative manipulation of anode and barrel movements under applied voltage, showcasing Ohnuma's commitment to revolutionizing plating methodologies.
Career Highlights
Tadahiro Ohnuma has held positions at esteemed companies such as Dipsol Chemicals Co., Ltd. and Honda Motor Co., Ltd. His experience in these organizations has fostered his development as an inventive force in electroplating technology, allowing him to blend practical industry needs with innovative solutions.
Collaborations
Throughout his career, Ohnuma has collaborated with notable individuals, including Manabu Inoue and Tomitaka Yamamoto. These collaborations have likely facilitated the exchange of ideas and expertise, contributing to the successful development of his innovative patents.
Conclusion
Tadahiro Ohnuma’s inventive work in electroplating technology represents a significant asset to the industry, characterized by his advanced approaches and problem-solving techniques. As he continues to expand his portfolio of innovations, his contributions will undoubtedly influence future developments in electroplating and related technologies.
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.