Company Filing History:
2 out of 822 
1 out of 832,680 Years Active: 2001-2004
Title: Innovator Shoji Miyanaga: Pioneering High-Pressure Discharge Lamps
Introduction: Shoji Miyanaga, an esteemed inventor located in Takasago, Japan, has made significant contributions to the field of lighting technology. With a portfolio that includes three patents, Miyanaga's innovations focus particularly on ultra-high-pressure mercury lamps that offer enhanced performance and longevity.
Latest Patents: Among Miyanaga's notable inventions is the "High Pressure Discharge Lamp of the Short Arc Type." This direct-current ultra-high-pressure mercury lamp features a design that minimizes loss of transparency even after prolonged use. It demonstrates reduced wastage of electrodes, particularly for the cathode tip, ultimately boasting an extended service life. The lamp consists of a tungsten cathode and anode positioned across from each other within a quartz glass tube, complemented by a cathode coil wrapped around the cathode. The cathode is manufactured from tungsten doped with potassium, while the anode consists of tungsten with a purity of at least 99.99%. This careful selection of materials, including the cathode coil, ensures optimal performance in demanding conditions.
Career Highlights: Miyanaga has worked with notable companies such as Ushio Denki Kabushiki Kaisha, contributing his expertise and innovative thinking to advance lighting technologies. His focus on practical applications and enhancements has solidified his reputation in the industry.
Collaborations: Throughout his career, Miyanaga has collaborated with talented colleagues, including Keisuke Okubo and Mitsuru Ikeuchi. These partnerships have fostered an environment ripe for innovation, allowing for the blending of diverse ideas and expertise in the development of cutting-edge technology.
Conclusion: Shoji Miyanaga's dedication to innovation in high-pressure discharge lamps marks him as a significant figure in the field of lighting technology. His patents reflect a commitment to quality and advancement, providing solutions that enhance the functionality and efficiency of lighting systems. As a leading inventor, Miyanaga continues to inspire future innovations in his domain.
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.