Company Filing History:
6 out of 67 
2 out of 138 
1 out of 1 Years Active: 2003-2025
Title: The Innovative Journey of Itaru Yokoyama
Introduction
Itaru Yokoyama is a prolific inventor based in Tokyo, Japan, known for his significant contributions to the field of gypsum-related products. With a total of seven patents to his name, his work showcases a blend of creativity and technological advancement, particularly in construction materials.
Latest Patents
Yokoyama's latest innovations include two noteworthy patents. The first patent describes a gypsum panel and method for producing this panel. This innovative gypsum panel incorporates a gypsum core infused with a termiticide that has poor water solubility. The design consists of a first end region, a center region, and a second end region, maintaining equal thickness throughout. Notably, the termiticide content is strategically varied, with lower concentrations in the center region compared to the end regions.
The second patent is for a gypsum composition tailored for a drying-type coating material, which when combined with water, forms a thin yet smooth coating film that suppresses color unevenness. This composition includes hemihydrate gypsum and calcium carbonate, both with a mean particle diameter of 50 micrometers or less, along with a setting retarder, ensuring high performance in construction applications.
Career Highlights
Yokoyama's career has been marked by his association with prominent companies, including Yoshino Gypsum Co., Ltd. and Otsuka Chemical Co., Ltd. His work in these organizations has facilitated the development of advanced gypsum materials, reinforcing his reputation as an influential inventor in the construction industry.
Collaborations
Throughout his career, Itaru Yokoyama has collaborated with notable colleagues, including Kouji Katsumoto and Yasuo Kawamura. Their collective expertise has contributed to the advancement of innovative gypsum technologies, enriching the field with their combined efforts.
Conclusion
Itaru Yokoyama's inventive contributions have significantly impacted gypsum production and application in construction. Through his patents and collaborations, he continues to inspire advancements in material science, highlighting the importance of innovation in creating sustainable and effective building solutions.
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.