This inventor holds 5 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1986-2011.
Company Filing History:
Years Active: 1986-2011
Title: Tomohisa Uba: Innovator in Light Source Technology
Introduction
Tomohisa Uba is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of light source technology, holding a total of 5 patents. His work primarily focuses on enhancing the efficiency and functionality of light-emitting devices.
Latest Patents
Among his latest patents are several innovative technologies, including a light source apparatus, backlight apparatus, and liquid crystal display apparatus. One notable invention is a light source apparatus used in a backlight apparatus. This apparatus features a light-emitting diode unit and a wiring board. The light-emitting diode unit is designed by nonlinearly and closely placing respective light-emitting diodes of red, green, and blue colors. At least one color out of the light-emitting diodes is constituted by first and second light-emitting diodes with different chromaticities. This design ensures that the average chromaticity of the first and second light-emitting diodes meets a predetermined standard. The wiring board arranges multiple light-emitting diode units at specific intervals in a designated direction.
Career Highlights
Tomohisa Uba is currently employed at Sony Corporation, where he continues to innovate and develop new technologies. His work has significantly impacted the field of display technology, particularly in improving the performance of light sources.
Collaborations
He collaborates with notable colleagues, including Masaru Nagashima and Tatsushiro Hirata, who contribute to his projects and research endeavors.
Conclusion
Tomohisa Uba's contributions to light source technology exemplify his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving the efficiency and quality of light-emitting devices.