Location History:
- Hyogo, JP (1988)
- Itami, JP (1986 - 1995)
- Tokyo, JP (2005)
Company Filing History:
Years Active: 1986-2005
Title: Innovations of Yoshihiro Kokubo
Introduction
Yoshihiro Kokubo is a prominent inventor based in Itami, Japan. He has made significant contributions to the field of technology, holding a total of 7 patents. His work primarily focuses on high-frequency waveguides and semiconductor laser devices, showcasing his expertise in advanced materials and engineering.
Latest Patents
Kokubo's latest patents include a high-frequency waveguide with columnar bodies and reflecting walls. This innovative design features a first dielectric wall and a second dielectric wall, where hollow alumina cylindrical columns are arranged in layers. These columns are aligned in planar triangular lattice arrays, which are opposed to each other and parallel to the air interposed between them. The design aims to reduce radiation loss while being cost-effective and low in transmission loss. Another notable patent is for a semiconductor laser device. This device includes a semiconductor substrate of a first conductivity type and a gain guiding structure. The structure is designed to enhance the light output of the laser significantly by reducing leakage current and increasing effective current flowing into the light-emitting region.
Career Highlights
Kokubo is associated with Mitsubishi Electric Corporation, where he has been able to apply his innovative ideas in practical applications. His work has not only advanced the technology in his field but has also contributed to the company's reputation as a leader in technological innovation.
Collaborations
Some of his notable coworkers include Wataru Susaki and Saburo Takamiya. Their collaboration has likely fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies.
Conclusion
Yoshihiro Kokubo's contributions to the field of technology through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in high-frequency waveguides and semiconductor laser devices.
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.