Location History:
- Shiga, JP (1996)
- Shinagawa-ku, JP (2010 - 2013)
Company Filing History:
Years Active: 1996-2013
Title: Naoki Tatsumi: Innovator in Illumination Technology
Introduction
Naoki Tatsumi is a prominent inventor based in Shinagawa-ku, Japan. He has made significant contributions to the field of illumination technology, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency and functionality of lighting systems.
Latest Patents
One of Tatsumi's latest patents is a flat light source apparatus with separable unit boards. This apparatus features a light source board comprising unit boards, each equipped with a printed circuit board and a light source. The unit boards are arranged adjacent to each other, integrated by a connecting portion, allowing for efficient electrical connectivity through a main wire. Additionally, he has developed a low-voltage power supply circuit for illumination, which rectifies an AC power supply and controls the output via a power-factor control circuit. This circuit is designed to supply a low-voltage power supply for illumination while incorporating a current-limiting capability.
Career Highlights
Throughout his career, Naoki Tatsumi has worked with notable companies such as NEC Corporation and NEC Lighting, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in lighting technology.
Collaborations
Tatsumi has collaborated with talented individuals in the field, including Daigo Morioka and Masahiro Ishizuka. These partnerships have fostered innovation and creativity in his projects.
Conclusion
Naoki Tatsumi's work in illumination technology showcases his dedication to innovation and efficiency. His patents reflect a commitment to advancing the field, making him a noteworthy figure in the industry.