Location History:
- Nara, JP (1996 - 2009)
- Higashihiroshima, JP (2010 - 2011)
- Osaka, JP (2011 - 2013)
Company Filing History:
Years Active: 1996-2013
Title: **Innovative Contributions of Katsushige Masui**
Introduction
Katsushige Masui, an accomplished inventor based in Nara, Japan, has made significant contributions to the field of optoelectronics, with a total of 11 patents to his name. His work primarily focuses on semiconductor laser technologies, which have a profound impact on various applications in modern technology.
Latest Patents
Masui's latest patents include a semiconductor laser device and an optical pickup apparatus, alongside a method for manufacturing semiconductor laser devices. The semiconductor laser device features a unique diffractive element designed to configure the grating pattern for optimal light diffraction. This innovation ensures that the angle of a light beam subject to first-order diffraction aligns precisely with that of the beam emerging from the light source. Additionally, it enables adjustments to the position of the diffractive element based on the electric current generated during the diffraction process, enhancing overall efficiency.
His patent for the optical pickup apparatus emphasizes compactness and the ability to produce stable push-pull signals. This device integrates several components, including a light source, objective lens, and diffraction element, which work together to effectively read data from optical recording media. The light-receiving element is particularly notable for its multiple light-receiving regions, which calculate signal differences to derive the necessary control for the objective lens.
Career Highlights
Katsushige Masui has an impressive career at Sharp Corporation, where he continues to innovate in the field of optoelectronics. His dedication to research and development has positioned him as a valuable asset within his company, contributing to advancements in laser technology that are essential for many modern applications.
Collaborations
Throughout his career, Masui has collaborated with talented individuals such as Keiji Sakai and Kazuhiro Tsuchida. These partnerships have played a crucial role in further enhancing the scope and effectiveness of his innovative projects. Their collective expertise has allowed for the exploration of new ideas and solutions in the fast-evolving landscape of technology.
Conclusion
Katsushige Masui stands out as a prominent inventor in the realm of semiconductor technology. His innovative patents reflect a deep understanding of optical systems and a commitment to advancing the field. With ongoing contributions to Sharp Corporation and fruitful collaborations, Masui continues to shape the future of technology through his inventive spirit.
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.