Location History:
- Yawata, JP (1991 - 1999)
- Kyoto, JP (2001)
- Ichihara-city, Chiba JP (2002)
- Hirakata, JP (2000 - 2006)
- Osaka, JP (2002 - 2006)
Company Filing History:
15 out of 27,375 
2 out of 832,880 Years Active: 1991-2006
Title: Kouji Miyazaki: Innovator in Discharge Lamp Technology
Introduction
Kouji Miyazaki is a prominent inventor based in Hirakata, Japan. He has made significant contributions to the field of lighting technology, particularly in the development of discharge lamps. With a total of 17 patents to his name, Miyazaki's work has had a lasting impact on the industry.
Latest Patents
Miyazaki's latest patents include innovative devices such as a discharge lamp operating apparatus and a self-ballasted electrodeless discharge lamp. The discharge lamp operating apparatus features a DC power circuit that outputs a DC voltage, an inverter circuit for converting this voltage to AC, and a control terminal driving circuit that manages the switching element. Additionally, the resonant load circuit includes a discharge lamp, a first inductor, and a first capacitor.
Another notable invention is the electrodeless discharge lamp lighting device, which comprises an electrodeless discharge lamp and a ballast circuit. This ballast circuit includes an AC-DC converter that transforms a phase-controlled AC voltage into a DC voltage, and a DC-AC converter that intermittently drives the electrodeless discharge lamp. The device is designed to maintain an intermittent dimmable operating state, even when in full illumination.
Career Highlights
Miyazaki has worked with Matsushita Electric Industrial Co., Ltd., where he honed his skills and contributed to various projects. His experience in this esteemed company has played a crucial role in his development as an inventor.
Collaborations
Miyazaki has collaborated with notable individuals in the field, including Satoshi Kominami and Toshiaki Kurachi. These partnerships have allowed him to enhance his inventions and expand his knowledge in lighting technology.
Conclusion
Kouji Miyazaki is a distinguished inventor whose work in discharge lamp technology has led to numerous patents and innovations. His contributions continue to influence the lighting industry, showcasing the importance of creativity and collaboration in technological advancement.