This inventor holds 2 USPTO granted patents. Top assignees: Nissan Chemical Industries Limited, Other. Active years: 1977.
Company Filing History:
1 out of 1,235 
1 out of 834,411 Years Active: 1977
Title: Tadanobu Maruyama: Innovator in Construction Materials
Introduction
Tadanobu Maruyama is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of construction materials, holding a total of 2 patents. His innovative work focuses on enhancing the durability and performance of inorganic substrates.
Latest Patents
Maruyama's latest patents include a construction material with calcium silicate monohydrate produced thereon. This invention allows for the production of calcium silicate monohydrate (2CaO·SiO₂·H₂O) in a coating formed by a material containing silica sol and other additives. The coating undergoes chemical treatments such as heat or ultraviolet ray irradiation in the presence of water and a calcium compound. The resulting film exhibits remarkable hardness and excels in water-resistance, weather-resistance, and heat-resistance.
Another significant patent is a method for preventing the deterioration of inorganic substrate surfaces. This method involves treating the surface of substrates like cement, concrete, or gypsum with a silicate solution or silica sol. The treatment creates a modified surface layer that protects the underlying substrate from deterioration.
Career Highlights
Throughout his career, Maruyama has worked with Nissan Chemical Industries Limited, where he has contributed to advancements in construction materials. His expertise in the field has led to innovative solutions that enhance the longevity and performance of various materials.
Collaborations
Maruyama has collaborated with notable coworkers such as Akitoshi Yoshida and Koichiro Yanagida. Their combined efforts have fostered innovation and development in the construction materials sector.
Conclusion
Tadanobu Maruyama's contributions to the field of construction materials through his patents demonstrate his commitment to innovation and excellence. His work continues to influence the industry, paving the way for more durable and efficient materials.