Shinji Shimomura

Title: Innovations by Shinji Shimomura

Introduction

Shinji Shimomura is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of lighting technology, holding a total of 2 patents. His work focuses on enhancing the functionality and efficiency of lighting devices.

Latest Patents

One of his latest patents is a lighting device with an inactivation function. This innovative device allows for the addition of an inactivation feature while maintaining the size of conventional lighting devices. The lighting device includes a UVC light source that emits ultraviolet light with a peak wavelength between 200 nm and 230 nm, as well as an LED light source for visible light. It also features a single unit of an AC/DC converter that transforms AC voltage from an external power source into a DC voltage. Additionally, there are specific circuit parts for both the UVC light source and the LED light source, ensuring optimal performance.

Another patent involves a light source unit that incorporates a light distribution lens designed to guide light emitted from an LED. This unit includes a reflector that surrounds the lens, effectively reducing illuminance unevenness. The design features a columnar part extending in the optical axis direction, with a conical recess at the distal end that reflects light in a circumferential direction. The reflector is engineered to convert the light emitted from the cylindrical side surface into converging light, enhancing the overall efficiency of the lighting system.

Career Highlights

Shinji Shimomura is currently employed at Ushio Denki Kabushiki Kaisha, where he continues to innovate in the field of lighting technology. His work has garnered attention for its practical applications and advancements in lighting efficiency.

Collaborations

Throughout his career, Shimomura has collaborated with notable colleagues, including Akira Ishikura and Yukitaka Dodo. These partnerships have contributed to the development of his innovative lighting solutions.

Conclusion

Shinji Shimomura's contributions to lighting technology exemplify the impact of innovation in enhancing everyday devices. His patents reflect a commitment to improving functionality and efficiency in lighting solutions.