This inventor holds 1 USPTO granted patent. Top assignees: E.i. Dupont De Nemours and Company, Sumitomo Chemical Company, Limited. Active years: 2013.
Company Filing History:
1 out of 16,339 
1 out of 6,959 Years Active: 2013
Title: Innovation Spotlight: Rina Yamanaka and Her Breakthrough in Aluminum Magnesium Titanate Production
Introduction: Rina Yamanaka is a distinguished inventor based in Nagoya, Japan, known for her innovative contributions to materials science. With a focus on improving manufacturing processes, she has developed a significant patent that enhances the production efficiency of aluminum magnesium titanate, a material recognized for its unique properties.
Latest Patents: Rina holds a patent for her invention titled “Process for producing aluminum magnesium titanate.” This innovative process enables the production of aluminum magnesium titanate with a lower coefficient of thermal expansion at firing temperatures below 1500°C. The method involves maintaining a pre-mixture containing titania, alumina, magnesia, and silica source powders at temperatures ranging from 1100°C to 1350°C for at least three hours, followed by firing at temperatures no less than 1400°C. Notably, the silica source is preferably an alkali feldspar powder, leading to the production of a finely ground aluminum magnesium titanate powder.
Career Highlights: Rina Yamanaka's career encompasses significant tenures at renowned companies such as Sumitomo Chemical Company, Limited and E.I. du Pont de Nemours and Company. Her experience in these leading firms has not only honed her skills but also contributed to her innovative spirit and technical expertise in advanced materials.
Collaborations: Throughout her career, Rina has collaborated with other esteemed professionals in her field, including Tetsuro Tohma and Keiichiro Suzuki. These collaborations have further enriched her research and development efforts, allowing for fruitful exchanges of ideas and fostering a spirit of innovation.
Conclusion: Rina Yamanaka is a testament to the power of innovation in material science. With her patent for the production of aluminum magnesium titanate, she continues to impact the industry positively. Her work exemplifies the potential for scientific advancements to solve complex manufacturing challenges, paving the way for future breakthroughs in technology.