Location History:
- Yokosuka, JP (2001 - 2002)
- Yokohama, JP (2002)
- Kanagawa-ken, JP (2002 - 2007)
- Tokyo, JP (2009)
Company Filing History:
9 out of 662 
2 out of 6 Years Active: 2001-2009
Title: The Innovative Contributions of Seiji Ashida in High-Intensity Discharge Lamps
Introduction: Seiji Ashida, based in Kanagawa-ken, Japan, is a prominent inventor known for his innovative contributions to lighting technology. With a total of 11 patents to his name, Ashida has made substantial advancements in the field of high-intensity discharge lamps, enhancing their efficiency and emission properties.
Latest Patents: One of Ashida's most notable inventions is the high-intensity discharge lamp with a specific metal halide gas filling. This advanced lighting device exhibits superior emission properties, including enhanced efficiency. The design features a translucent ceramic discharge vessel that houses a pair of electrodes and a discharge medium. This lamp also includes an outer jacket encasing the arc tube and a pair of feeder members. The discharge medium consists of metal halides, such as those of sodium (Na), thallium (Tl), and thulium (Tm), with a carefully monitored weight ratio between the sealed mass of the metal halides and the Tm halide, ensuring optimal performance. Additionally, the lamp maintains a minimal deviation in chromaticity over its lifespan, underscoring its reliability and effectiveness.
Career Highlights: Throughout his career, Seiji Ashida has worked with reputable companies in the lighting industry. His tenure at Toshiba Lighting & Technology Corporation and Osram-Melco Toshiba Lighting Ltd. allowed him to apply his innovative ideas to real-world applications, contributing to the evolution of lighting technology.
Collaborations: Ashida's success is also attributed to his collaborations with esteemed colleagues in the industry. Notable coworkers such as Hisashi Honda and Kiyoshi Saita have contributed to Ashida's work, fostering an environment of creativity and innovation that has propelled the development of new lighting technologies.
Conclusion: Seiji Ashida stands out as an influential figure in the lighting industry, with his inventive spirit leading to advancements that have improved the efficiency and quality of high-intensity discharge lamps. As he continues his work in Kanagawa-ken, his contributions will undoubtedly shape the future of lighting technology for years to come.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.