Location History:
- Saitama, JP (2014)
- Niiza, JP (2016 - 2023)
Company Filing History:
Years Active: 2014-2023
Title: Innovator Kazuyoshi Haga: Pioneering Advances in Light-Emitting Technologies
Introduction: Kazuyoshi Haga, an inventive force based in Niiza, Japan, has made significant contributions to the field of light-emitting devices. With three patents to his name, Haga's work is characterized by its innovative approach to enhancing the efficiency and quality of lighting technology. His inventive spirit and technical acumen position him as a noteworthy figure in the realm of optical innovations.
Latest Patents: Kazuyoshi Haga's latest patents reflect his commitment to advancing light-emitting technology. His first notable invention is a dimming agent and light-emitting device containing dimming agent. This invention incorporates elements such as terbium, praseodymium, manganese, and titanium, yielding a dimming agent with a diffuse reflection intensity of 80% or less in the wavelength range of 400 nm to 750 nm. This development enhances the controllability and efficiency of lighting systems.
Haga's second noteworthy patent is a light emitting device, which features a first and second blue light emitting element, each with distinct peak wavelengths. This device also includes a fluorescent substance layer that contains both a green and a red fluorescent substance. The green fluorescent substance is activated by light emissions from both blue elements, producing varying intensities of green light. Meanwhile, the red fluorescent substance is designed to emit red light while displaying less absorption at the second wavelength compared to the first. Haga's innovative designs facilitate improved color rendering and energy efficiency in lighting applications.
Career Highlights: Throughout his career, Kazuyoshi Haga has been associated with Sanken Electric Co., Ltd., a respected company renowned for its advancements in electronics and lighting solutions. His contributions have not only advanced the company’s technical portfolio but have also made a significant impact on the industry as a whole.
Collaborations: Collaboration has been key to Haga's innovative processes. He has worked alongside talented coworkers, including Hitoshi Murofushi and Yoshinori Tanaka, with whom he shares the vision of creating superior lighting solutions. Their teamwork has undoubtedly fostered an environment of creativity and progress that drives their projects forward.
Conclusion: Kazuyoshi Haga's contributions to the field of light-emitting devices are noteworthy. With his innovative patents and collaborative spirit, he continues to pave the way for future advancements in lighting technology. The impact of his work at Sanken Electric Co., Ltd. is a testament to his dedication as an inventor and his role in shaping the future of illumination.