Company Filing History:
6 out of 42,508 
1 out of 1,641 Years Active: 1987-1992
Title: Innovations by Inventor Ritsuji Toba
Introduction
Ritsuji Toba, a prominent inventor based in Hadano, Japan, has made significant contributions to the field of technology through his six patents. His innovative approaches have paved the way for advancements in materials and processes, making a lasting impact on industries such as electronics and manufacturing.
Latest Patents
Among his latest patents, Toba has developed a method for improving the adhesion of a resist layer to a metallic layer. This invention addresses the challenges faced in conducting wiring by utilizing a photoresist for plating. The method involves the application of a noble metal layer, such as gold or platinum, or a metallic layer with a higher ionization tendency than that of the pattern plating metal. This provision prevents the peeling of the resist for plating and allows for excellent fine wiring.
Additionally, Toba's patent for treating the interior surfaces of holes comprises a method that enhances the treatment of perforated workpieces. By dipping these workpieces into a treating liquid, he employs a unique approach where liquid flows in opposite directions at different velocities. This innovative technique results in improved treatment quality and efficiency.
Career Highlights
Throughout his career, Ritsuji Toba has worked with renowned companies, including Hitachi, Ltd. and Hitachi Chemical Company, Ltd. His experience in these leading organizations has equipped him with the skills and insights necessary to drive innovation in various projects.
Collaborations
In his professional journey, Toba has collaborated with notable coworkers such as Kanji Murakami and Haruo Akahoshi. Together, they have shared knowledge and expertise, contributing to the successful development of Toba's inventive methodologies.
Conclusion
Ritsuji Toba stands out as a remarkable inventor whose innovations serve as a testament to his dedication to advancing technology. With his impressive portfolio of patents and collaborations with industry leaders, Toba continues to inspire future generations of inventors and researchers, paving the way for further advancements in the field.