Location History:
- Atsugi, JP (2013)
- Yokosuka, JP (2015)
- Musashino, JP (2015 - 2024)
Company Filing History:
5 out of 5,289 
1 out of 164 Years Active: 2013-2024
Title: **Mitsuteru Ishikawa: Pioneer of Optical Innovation**
Introduction
Mitsuteru Ishikawa, an influential inventor based in Yokosuka, Japan, has made significant contributions to the field of optical communications. With a total of five patents to his name, Ishikawa has demonstrated his commitment to advancing technology in this area. His work focuses on high-speed optical transmission and modulation, reflecting his innovative approach and technical expertise.
Latest Patents
Ishikawa's latest inventions include two remarkable patents:
1. **High-speed optical transceiver**: This patent describes a high-speed optical transmission-reception apparatus that integrates a digital-signal processing circuit with optical modulation and reception modules. Notably, it utilizes a flexible printed circuit as a high-frequency interface, enhancing the connectivity and performance of the device.
2. **IQ optical modulator**: This invention features a novel nest-type Mach-Zehnder (MZ) optical waveguide with separate optical modulation regions for I and Q channels. The design allows for effective optical signal processing, utilizing an optical cross waveguide and a first optical divider, which optimize the modulation efficiency and performance.
Career Highlights
Throughout his career, Mitsuteru Ishikawa has worked with prestigious organizations, including Nippon Telegraph and Telephone Corporation and NTT Electronics Corporation. In these roles, he has contributed to significant advancements in optical technology, particularly in high-speed communication systems.
Collaborations
Ishikawa's work has been enriched through collaborations with talented colleagues such as Etsushi Yamazaki and Takayuki Kobayashi. Their joint efforts have fostered a creative environment that nurtures innovation and leads to groundbreaking discoveries in optical transmission technologies.
Conclusion
Mitsuteru Ishikawa stands out as a prominent figure in the field of optical inventions. His latest patents demonstrate his forward-thinking approach to technology and his dedication to enhancing communication systems. With a strong foundation built on collaboration and innovation, Ishikawa continues to influence the future of optical technology and inspire the next generation of inventors.
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.