Company Filing History:
3 out of 58 
1 out of 8 
1 out of 499 Years Active: 1987-1994
Title: Tsutomu Sawada: Innovator in Moistureproof Film Technology
Introduction
Tsutomu Sawada is a notable inventor based in Tsuchiura, Japan. He has made significant contributions to the field of materials science, particularly in the development of moistureproof films. With a total of five patents to his name, Sawada's work has advanced the technology used in various applications.
Latest Patents
Among his latest innovations is a heat-resistant moistureproof film. This invention features a laminated moistureproof film with a silicon oxide core layer. The first type of moistureproof film consists of a core layer made from a transparent polyvinyl alcohol film with a high degree of saponification, complemented by a silicon oxide thin film on at least one side. The protective layer is a transparent film that includes a layer of transparent plastic with a silicon oxide thin film. The second type of moistureproof film also has a laminated structure, which includes a core layer, a protective layer, and a sealant layer made from a sealable resin.
Career Highlights
Throughout his career, Tsutomu Sawada has worked with prominent companies such as Mitsubishi Monsanto Chemical Co., Ltd. and Mitsubishi Kasei Polytec Company. His experience in these organizations has allowed him to refine his expertise in materials and film technology.
Collaborations
Sawada has collaborated with notable colleagues, including Shigenobu Yoshida and Shinichi Ohashi. These partnerships have contributed to the successful development of his innovative products.
Conclusion
Tsutomu Sawada's contributions to moistureproof film technology demonstrate his commitment to innovation and excellence in materials science. His patents reflect a deep understanding of the complexities involved in creating effective moistureproof solutions.