Company Filing History:
2 out of 622 
1 out of 374 
Years Active: 1982-1983
Title: Inventor Spotlight: Senji Tosa
Introduction
Senji Tosa, an innovative inventor based in Tokyo, Japan, has significantly contributed to the field of thermosensitive recording technology. With a total of two patents to his name, Tosa's work demonstrates a commitment to advancing recording methods that employ thermal processes.
Latest Patents
Senji Tosa's latest inventions include the "Fixable Thermosensitive Recording Sheet" and the "Thermal Recording Method." The fixable thermosensitive recording sheet features excellent shelf life and improved color density. This advancement is achieved by utilizing a hydrophobic guanidine derivative as a heat-fusible developer along with a substrate and a photo- and thermo-sensitive layer made from diazonium salt. The thermal recording method relates to a novel thermosensitive recording system that allows the recording of concavo-convex stereo information through the use of a thermosensitive stereo recording material, which includes thermo-expandable microspheres and a thermoplastic ink coating layer.
Career Highlights
During his career, Senji Tosa has held positions at notable companies, such as Mitsubishi Paper Mills Limited and Nippon Hoso' Kyokai, where he furthered his research and development in thermosensitive technologies. His roles in these organizations have allowed him to shape advancements in recording materials and processes.
Collaborations
Throughout his career, Tosa has collaborated with esteemed coworkers, including Kenji Yabuta and Akira Tanaka. Their combined expertise in the field has led to significant advancements in thermosensitive recording technologies.
Conclusion
Senji Tosa's innovative contributions to thermosensitive recording technology mark him as a prominent figure in the field. With his patented inventions, he has paved the way for advancements that enhance the quality and functionality of thermal recording systems. His collaborations and experiences in various companies illustrate the importance of teamwork in driving innovation forward.