Company Filing History:
2 out of 98 
2 out of 15 Years Active: 1995
Title: **Yoshitaka Okouchi: Innovator in Water-Sealing Technologies**
Introduction
Yoshitaka Okouchi is a notable inventor based in Tokyo, Japan, known for his groundbreaking work in the field of water-sealing technologies. With a total of two patents to his name, Okouchi has made significant contributions that enhance the reliability and efficiency of waterproofing solutions.
Latest Patents
Okouchi's latest innovations include a **compound water-sealing sealant** and a **water-sealing sheet**. The compound water-sealing sealant features a unique composition of a non-water-swelling thermoplastic resin, specifically a vinyl chloride resin, and a water-swelling resin. This innovative product is designed by kneading together 10 to 97% by weight of the thermoplastic resin and 3 to 90% by weight of a water-swelling material. The sealant is processed through conjoint extrusion molding, utilizing a water-swelling urethane resin as the primary water-swelling material.
Similarly, the water-sealing sheet embodies a comparable innovative design, combining a non-water-swelling thermoplastic resin with a water-swelling urethane resin. The sheet consists of a plasticizer integrated into the thermoplastic resin, optimizing its performance by ensuring effective waterproofing capabilities.
Career Highlights
Throughout his career, Yoshitaka Okouchi has been affiliated with prominent companies such as Asahi Denka Kogyo and Riken Vinyl Industry Co., Ltd. His work in these organizations has played a pivotal role in developing waterproof solutions that cater to various industrial applications.
Collaborations
Okouchi has also collaborated with esteemed colleagues, including Isamu Ichizuka and Shuitsu Takahashi. These partnerships have fostered innovation and knowledge-sharing, contributing to the development of cutting-edge products in the sealing industry.
Conclusion
Yoshitaka Okouchi's expertise and innovative spirit continue to shape the landscape of water-sealing technologies. His patents are a testament to his dedication to enhancing material performance and addressing industry needs. As he forges ahead, the impact of his work is expected to be significant in ensuring durable and effective waterproofing solutions.