Location History:
- Okayama, JP (2015)
- Kurashiki, JP (2018 - 2020)
Company Filing History:
Years Active: 2015-2020
Title: Innovations of Yasutomo Saito
Introduction
Yasutomo Saito is a notable inventor based in Kurashiki, Japan. He has made significant contributions to the field of civil engineering and construction through his innovative patents. With a total of 3 patents, Saito's work focuses on enhancing the performance of drilling mud and cement slurry.
Latest Patents
Saito's latest patents include an additive for slurry, drilling mud, and cement slurry. This invention provides an additive capable of inhibiting viscosity elevation and dehydration at high temperatures at a low cost. The additive is particularly useful for civil engineering applications, such as drilling mud and drilling cement slurry used in well drilling. The powdery additive contains a vinyl alcohol polymer with specific properties, including a solubility of 25% or less when immersed in hot water at 60°C for 3 hours, a degree of saponification of at least 99.5 mol %, and an average degree of polymerization of at least 1,500 and 4,500 or less. Additionally, the powdery additive can pass through a sieve with a nominal mesh opening size of 1.00 mm.
Another significant patent involves a vinyl alcohol polymer crosslinked by a specific structure. This polymer is not completely dissolved in a mixture prepared by adding it to water at a concentration of 4% by mass and stirring at 95°C for 3 hours. The invention also includes additives for drilling mud and drilling cement slurry containing the vinyl alcohol polymer.
Career Highlights
Yasutomo Saito is associated with Kuraray Co., Ltd., where he has been instrumental in developing innovative solutions for the industry. His work has garnered attention for its practical applications and effectiveness in improving construction materials.
Collaborations
Saito has collaborated with notable coworkers, including Yosuke Kumaki and Shinsuke Nii. Their combined efforts have contributed to the advancement of technology in their field.
Conclusion
Yasutomo Saito's contributions to the field of civil engineering through his innovative patents demonstrate his commitment to enhancing construction materials. His work continues to influence the industry positively.