Company Filing History:
Years Active: 1978-1980
Title: Innovations of Hideyasu Ohta
Introduction
Hideyasu Ohta is a notable inventor based in Hino, Japan. He has made significant contributions to the field of photographic materials, holding a total of 4 patents. His work focuses on improving the properties of polyester films used in light-sensitive photographic applications.
Latest Patents
Ohta's latest patents include a method of undercoating treatment of polyester films for photographic use. This method involves pretreating one side of the polyester film to achieve a contact angle with water below 58 degrees. Additionally, he applies a layer of an aqueous dispersion containing no organic solvent, which includes a copolymer with up to 60% by weight of glycidyl methacrylate and 25-60% by weight of ethyl acrylate. Another significant patent is for a plastic support that has improved adhesiveness to materials to be bonded. This hydrophobic plastic support features a layer comprising a copolymer made from acrylic monomers and an ethylenically unsaturated monomer.
Career Highlights
Ohta has been associated with Konishiroku Photo Industry Co., Ltd., where he has contributed to various innovative projects. His expertise in the field has led to advancements in photographic technology, particularly in the treatment and application of polyester films.
Collaborations
Throughout his career, Ohta has collaborated with notable colleagues such as Jun Shirasaki and Masaru Kanbe. These collaborations have further enhanced the development of innovative solutions in the photographic industry.
Conclusion
Hideyasu Ohta's contributions to the field of photographic materials through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in the industry, showcasing the importance of innovation in technology.