Shigemi Oku

Title: Shigemi Oku: Innovator in High-Pressure Discharge Lamp Technology

Introduction

Shigemi Oku is a notable inventor based in Kanagawa-ken, Japan. He has made significant contributions to the field of lighting technology, particularly through his innovative designs in high-pressure discharge lamps. With a total of 2 patents to his name, Oku continues to push the boundaries of lighting solutions.

Latest Patents

Oku's latest patents include a high-pressure discharge lamp that features a translucent ceramic discharge vessel. This vessel has a swollen portion that defines a discharge space, along with a pair of cylindrical portions that extend in opposite directions. The design incorporates metal tubes with specific dimensions, fusible metal plugs, and electrode systems that enhance the lamp's functionality. The innovative aspect of his design is the ratio of the height of the fusible metal plug to the diameter of the metal tube, which must satisfy the equation 0.40 ≤ T/D ≤ 0.95. This advancement not only improves the efficiency of the lamp but also contributes to the overall performance of lighting apparatuses.

Career Highlights

Shigemi Oku is currently associated with Toshiba Lighting & Technology Corporation, where he applies his expertise in developing cutting-edge lighting solutions. His work has been instrumental in advancing the technology used in high-pressure discharge lamps, making them more efficient and reliable.

Collaborations

Oku has collaborated with several talented individuals in his field, including Masazumi Ishida and Takahito Kashiwagi. These collaborations have fostered an environment of innovation and creativity, leading to the development of advanced lighting technologies.

Conclusion

Shigemi Oku's contributions to high-pressure discharge lamp technology exemplify his commitment to innovation in the lighting industry. His patents reflect a deep understanding of the complexities involved in lighting design, and his work continues to influence the field significantly.