Location History:
- Takatsuki, JP (2004 - 2006)
- Osaka, JP (2001 - 2017)
Company Filing History:
6 out of 13,307 
3 out of 27,375 
1 out of 655 
Years Active: 2001-2017
Title: Innovations by Yasufumi Wada: A Pioneer in Light-Emitting Technologies
Introduction
Yasufumi Wada is a prominent inventor based in Osaka, Japan, renowned for his significant contributions to light-emitting technologies. With a total of 10 patents to his name, Wada has played a crucial role in advancing the field of semiconductor light-emitting elements.
Latest Patents
Among his latest inventions, Wada has developed a unique light-emitting module. Each semiconductor light-emitting element features a quadrilateral-shaped upper surface, equipped with a pair of connecting portions that have different polarities. These connecting portions are strategically aligned along a diagonal, which intersects the row direction of semiconductor light-emitting elements. Moreover, connecting portions with identical polarity are positioned parallel to the row direction, which aids in efficient light emission.
Another notable patent includes a light emitting device and an illumination apparatus that utilizes a substrate with multiple light-emitting elements mounted in a defined area. An intermediate line for electrical connection between these elements can be arranged either in parallel or series, enhancing flexibility in design and functionality.
Career Highlights
Wada has collaborated with several leading companies during his career, including Panasonic Intellectual Property Management Co., Ltd. and Matsushita Electric Industrial Co., Ltd. His work at these organizations has been instrumental in developing innovative products that leverage advanced light-emitting technologies.
Collaborations
Throughout his journey, Yasufumi Wada has worked alongside talented colleagues such as Toshifumi Ogata and Masumi Abe. Their collaborative efforts have led to numerous breakthroughs in the field of light-emitting devices, contributing to the broader landscape of innovations.
Conclusion
Yasufumi Wada's inventions reflect his dedication to enhancing light-emitting technologies through innovation. With his impressive portfolio of patents and significant collaborations, he continues to influence the industry, paving the way for future advancements in illumination and electronic devices.