Location History:
- Osaka, JP (1993 - 2011)
- Tottori, JP (2003 - 2011)
Company Filing History:
9 out of 8,782 
1 out of 143 Years Active: 1993-2011
Title: Yasuhiko Matsushita: Innovator in Semiconductor Technology
Introduction
Yasuhiko Matsushita is a prominent inventor based in Tottori, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 9 patents. His work focuses on advancing the capabilities of semiconductor devices, particularly in the area of laser technology.
Latest Patents
Matsushita's latest patents include a bar-shaped semiconductor laser chip and a method of fabrication thereof. This innovative laser chip is designed to minimize variations in oscillation wavelength. It features a nitride semiconductor substrate with a semiconductor layer that includes multiple laser chip portions arranged in the [11-20] direction. The main surface of the substrate is a (0001) plane with a slight off-angle, enhancing its performance. Additionally, he has developed a manufacturing method for light-emitting devices, which involves forming an active layer composed of a compound semiconductor containing indium through a vapor phase growth method.
Career Highlights
Throughout his career, Matsushita has worked with notable companies such as Sanyo Electric Co., Ltd. and Tottori Sanyo Electric Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.
Collaborations
Matsushita has collaborated with esteemed colleagues, including Tatsuya Kunisato and Takashi Kano. These partnerships have fostered an environment of innovation and have led to the development of several key technologies in the semiconductor field.
Conclusion
Yasuhiko Matsushita's contributions to semiconductor technology are noteworthy, with his innovative patents paving the way for advancements in laser technology. His work continues to influence the industry and inspire future innovations.