Takako Ozawa

Title: Takako Ozawa: Innovator in Optical Information Recording

Introduction

Takako Ozawa is a prominent inventor based in Kanagawa, Japan. She has made significant contributions to the field of optical information recording, holding a total of 7 patents. Her innovative work has advanced the technology used in data storage and retrieval.

Latest Patents

Among her latest patents, Takako Ozawa has developed an optical information recording medium that includes a substrate with a recording layer, an interlayer, a pressure-sensitive adhesive layer, and a cover film. This medium allows for information to be recorded and reproduced by irradiating laser light. The pressure-sensitive adhesive layer contains a polymer with a glass transition temperature (Tg) of 0°C or lower. Additionally, she has created another optical information recording medium featuring a substrate with a groove that has a track pitch of 200 to 400 nm and a groove depth of 20 to 150 nm. This medium includes a light reflecting layer, a recording layer containing a dye, an adhesive layer, and a cover layer with a specific thickness. The surface of this medium exhibits a center surface average roughness (SRa) of no greater than 3.0 nm.

Career Highlights

Throughout her career, Takako Ozawa has worked with notable companies such as Fuji Photo Film Company, Limited and Fujifilm Corporation. Her experience in these organizations has allowed her to refine her skills and contribute to groundbreaking advancements in optical technology.

Collaborations

Takako has collaborated with esteemed colleagues, including Takeshi Kakuta and Toshio Ishida. Their combined expertise has fostered innovation in their respective fields.

Conclusion

Takako Ozawa's contributions to optical information recording have established her as a leading inventor in her field. Her patents reflect her commitment to advancing technology and improving data storage solutions.