Company Filing History:
Years Active: 1986-1988
Title: Fumio Hama: Innovator in Heat-Sensitive Recording Materials
Introduction
Fumio Hama is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of heat-sensitive recording materials, holding a total of 4 patents. His work has advanced the technology used in various recording applications, making them more efficient and reliable.
Latest Patents
Hama's latest patents include innovative developments in heat-sensitive recording materials. One of his patents discloses a heat-sensitive recording material that comprises a base sheet and a heat-sensitive record layer. This layer contains a colorless or pale-colored basic dye and a color developing material that forms a color upon contact with the dye. The material is characterized by its resistance to plasticizers and diazo developers, making it suitable for high-speed recording. Another patent focuses on heat-sensitive recording sheets that incorporate sulfone derivatives, which enhance recording speed and improve resistance against plasticizers and diazo developers.
Career Highlights
Fumio Hama is associated with Kanzaki Paper Manufacturing Co., Ltd., where he has been instrumental in developing advanced recording materials. His expertise in the field has led to the creation of products that meet the demands of modern recording technologies.
Collaborations
Hama has collaborated with notable colleagues, including Mitsuru Kondo and Toshitake Suzuki. Their combined efforts have contributed to the advancement of heat-sensitive recording technologies.
Conclusion
Fumio Hama's innovative work in heat-sensitive recording materials has made a significant impact on the industry. His patents reflect a commitment to enhancing recording technology, ensuring that it meets the evolving needs of users.