Location History:
- Kanagawa, JP (2004)
- Kawasaki, JP (1994 - 2006)
Company Filing History:
Years Active: 1994-2006
Title: Junichi Ishiwatari: Innovator in Optical Transmission and Error Correction Technologies
Introduction
Junichi Ishiwatari is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the fields of optical transmission and error correction technologies. With a total of 11 patents to his name, Ishiwatari continues to push the boundaries of innovation in his field.
Latest Patents
One of his latest patents is an optical transmission apparatus that enhances the monitoring of optical performance. This apparatus improves reliability and quality by utilizing a light output unit that selects and outputs light from multiple wavelengths. Additionally, a digital information conversion unit converts performance parameters into digital information, while a conversion map management unit ensures that reference values remain consistent across all wavelengths during normal operation. Another notable patent is an error correcting method and apparatus that employs Hamming codes. This method divides a frame regulated by a synchronous network into blocks and allocates information bits and check bits effectively. The apparatus includes a code error correcting means that rearranges Hamming code blocks and utilizes a syndrome register to perform error correction efficiently.
Career Highlights
Ishiwatari is currently employed at Fujitsu Corporation, where he applies his expertise in developing cutting-edge technologies. His work has significantly impacted the telecommunications and data transmission sectors, making him a valuable asset to his company.
Collaborations
Throughout his career, Ishiwatari has collaborated with notable colleagues, including Yukio Yamazaki and Masahiro Shinbashi. These collaborations have fostered innovation and contributed to the advancement of technology in their respective fields.
Conclusion
Junichi Ishiwatari's contributions to optical transmission and error correction technologies exemplify his dedication to innovation. His patents reflect a commitment to improving the reliability and efficiency of communication systems. As he continues to work at Fujitsu Corporation, his impact on the industry 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.