Company Filing History:
2 out of 614 
1 out of 128 Years Active: 1990-1993
Title: Yasuhisa Tajiri: Innovator in Lubricant and Plating Technologies
Introduction
Yasuhisa Tajiri is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of lubricant compositions and metal plating methods. With a total of 2 patents, his work showcases innovative solutions to enhance material properties and manufacturing processes.
Latest Patents
Tajiri's latest patents include a rust-preventive lubricant composition for zinc-plated steel material. This lubricant composition effectively enhances the press-formability and corrosion-resistance of zinc-plated steel, providing superior anti-powdering properties and degreasing capabilities. The composition consists of 70-97% by weight of a lubricant component, which includes a succinate of a C12-18 aliphatic alcohol, a paraffin wax with a melting point of 45-55 degrees Celsius, and a C12-18 fatty acid ester of C6-10 aliphatic alcohol and/or a mineral oil. The weight ratios of these components are carefully defined to optimize performance. Additionally, he has developed a method of plating metal sheets by passing the sheet upwards in close proximity to a molten plating metal, allowing for efficient adhesion of the plating film to the metal surface.
Career Highlights
Throughout his career, Yasuhisa Tajiri has worked with prominent companies such as NKK Corporation and Nihon Parkerizing Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative technologies in the field of materials science.
Collaborations
Tajiri has collaborated with notable individuals in his field, including Toshio Ishii and Shunichi Sugiyama. These collaborations have likely fostered the exchange of ideas and advancements in their respective areas of expertise.
Conclusion
Yasuhisa Tajiri's contributions to lubricant and plating technologies demonstrate his innovative spirit and commitment to enhancing material performance. His patents reflect a deep understanding of chemistry and engineering, making him a valuable figure in the field of inventions.