Company Filing History:
Years Active: 2013-2025
Title: Hiroaki Maehara: Innovator in Optical Semiconductor Technology
Introduction
Hiroaki Maehara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical semiconductors, holding a total of 8 patents. His work has advanced the technology used in various electronic devices, showcasing his expertise and innovative spirit.
Latest Patents
Maehara's latest patents include an optical semiconductor device and a method of manufacturing such a device. This invention features a configuration that includes a burying layer with a current narrowing window, which has portions that protrude onto the top part of a ridge stripe. The design allows for a diffraction grating with a λ/4 phase shifter placed at an intermediate portion in the light traveling direction. This configuration minimizes the resistance of the current path, enhancing the efficiency of the device.
Another notable patent is for a field-effect transistor with protection diodes. This invention comprises a field-effect transistor and a two-terminal electrostatic protection circuit connected between the gate and source. The circuit includes a first diode positioned on the reverse-biased side and a second diode connected in anti-series to the first. This innovative design provides enhanced protection for the transistor, ensuring its reliability in various applications.
Career Highlights
Hiroaki Maehara is currently employed at Mitsubishi Electric Corporation, where he continues to push the boundaries of semiconductor technology. His work has not only contributed to the company's success but has also positioned him as a key figure in the industry.
Collaborations
Throughout his career, Maehara has collaborated with talented individuals such as Shohei Imai and Koji Yamanaka. These partnerships have fostered a creative environment that has led to groundbreaking innovations in the field.
Conclusion
Hiroaki Maehara's contributions to optical semiconductor technology are noteworthy and impactful. His innovative patents and collaborations reflect his dedication to advancing the field. As he continues to work at Mitsubishi Electric Corporation, his influence on technology is sure to grow.
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.