Company Filing History:
5 out of 760 
4 out of 13 
2 out of 832,812 Years Active: 1998-2003
Title: Innovative Contributions of Hiromi Sasako
Introduction
Hiromi Sasako is a distinguished inventor based in Tokyo, Japan, known for his significant contributions to the field of lighting technologies. With a total of seven patents to his name, he has made strides in creating more efficient and effective surface light source devices, especially aimed at enhancing liquid crystal displays.
Latest Patents
Sasako's most recent innovations include the development of a surface light source device designed to improve backlighting in liquid displays. This cutting-edge device incorporates a plate-shaped optical block strategically placed along the emitting surface of a plate-shaped optical member. Key features include a directivity modifying surface that enhances the illumination light's directional output. The directivity modifying surface each occupies part of the optical block, facilitating improved light distribution while maintaining structural integrity through an integrated holding mechanism.
Another notable patent focuses on a surface light source device that offers a narrowed visual field combined with increased brightness. This invention utilizes a unique design where the back of a fluorescent lamp is covered with silver foil, allowing light to enter a specially fabricated wedge-shaped light guide plate. The light is then transformed and directed to achieve optimal brightness levels before reaching the liquid crystal panel.
Career Highlights
Throughout his career, Hiromi Sasako has been associated with notable companies such as Enplas Corporation and Yasuhiro Koike. His tenure at these organizations has not only bolstered his expertise but also allowed him to collaborate on numerous innovative projects that push the boundaries of lighting technology.
Collaborations
Sasako has worked closely with talented individuals like Kayoko Watai and Kayoko Masaki. Their collaborative efforts have significantly contributed to the advancements in surface light source technologies and the development of new applications that have practical impacts in the industry.
Conclusion
Hiromi Sasako stands as a prominent figure in the realm of inventions, particularly in surface light source devices for liquid crystal displays. His continued innovation and collaboration with esteemed colleagues embody the spirit of advancement in lighting technologies, marking him as a leading inventor in his field.