Location History:
- Kanagawa, JP (1999)
- Shinagawa-ku, JP (2013)
- Tokyo, JP (1996 - 2014)
Company Filing History:
Years Active: 1996-2014
Title: **Innovative Contributions of Toshimichi Hamada in Signal Processing**
Introduction
Toshimichi Hamada, a prominent inventor based in Tokyo, Japan, has significantly contributed to the field of signal processing. With an impressive portfolio of 23 patents, his innovations play a crucial role in advancing technologies related to video signals and color processing.
Latest Patents
Hamada's latest patents showcase his expertise in signal processing apparatus and methods. One notable invention is a signal processing apparatus that incorporates a gamma correction circuit, which performs gamma correction on an input luminance signal to generate an output luminance signal. Furthermore, it features an output-to-input ratio calculation circuit that computes the ratio of the output to the input luminance signal. This is crucial in producing an output color difference signal by correcting the input color difference signal in accordance with the output-to-input ratio of the luminance signal, effectively addressing the influence of gamma correction.
Another significant patent relates to a video-signal recording and playback apparatus, which records or plays back video signals efficiently. It consists of an extracting means that captures a static picture from video signals at predetermined timings and a judgment means to evaluate whether the extracted static picture can serve as a representative picture. The setting means then establishes the static picture as a representative picture based on the judgment's outcome.
Career Highlights
Throughout his career, Hamada has established a reputation for excellence in his field while working at Sony Corporation. His innovative spirit and technical skills have allowed him to contribute to many projects that enhance the company's offerings in multimedia technology.
Collaborations
Hamada has collaborated with esteemed colleagues, including Masashi Ohta and Koichi Chotoku. Together, they have pursued excellence in their research and development efforts at Sony, advancing the boundaries of signal processing technologies.
Conclusion
Toshimichi Hamada's contributions to signal processing exemplify the importance of innovation in technology. His patents not only reflect his creativity and technical knowledge but also highlight the collaborative environment at Sony Corporation, where talented inventors work together to forge the future of multimedia technology.
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.