Location History:
- Gunma, JP (2008)
- Gunma-ken, JP (2014)
- Ora-gun, JP (2012 - 2015)
Company Filing History:
2 out of 8,782 
2 out of 3,595 
1 out of 306 Years Active: 2008-2015
Title: Kazunari Kushiyama: Innovator in Light-Emitting Technology
Introduction
Kazunari Kushiyama is a notable inventor based in Ora-gun, Japan. He has made significant contributions to the field of light-emitting technology, holding a total of 4 patents. His work focuses on developing efficient driver circuits for light-emitting elements, showcasing his expertise in electrical engineering.
Latest Patents
Kushiyama's latest patents include innovative methods for driving light-emitting units. One of his patents describes a driver circuit that features a series-connected unit with a light-emitting element and a current limiting inductor. This design includes a regenerative diode that recycles energy stored in the inductor, enhancing efficiency. Additionally, a transistor controls the current flowing through the light-emitting element, while a controller manages the operation of the transistor based on the power supply voltage.
Another patent outlines a similar driver circuit for light-emitting elements, emphasizing the same components and their functions. These inventions reflect Kushiyama's commitment to advancing technology in the lighting industry.
Career Highlights
Throughout his career, Kazunari Kushiyama has worked with prominent companies such as Sanyo Electric Co., Ltd. and Semiconductor Components Industries, LLC. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in light-emitting technology.
Collaborations
Kushiyama has collaborated with talented individuals in his field, including Tetsuya Okada and Makoto Oikawa. These partnerships have fostered a creative environment that has led to the development of his notable patents.
Conclusion
Kazunari Kushiyama is a distinguished inventor whose work in light-emitting technology has made a significant impact. His innovative patents and collaborations highlight his dedication to advancing the field. His contributions continue to influence the development of efficient lighting solutions.