Location History:
- Yokohama, JP (2018)
- Tokyo, JP (2021 - 2022)
- Atsugi, JP (2015 - 2023)
- Musashino, JP (2024)
Company Filing History:
9 out of 5,290 
2 out of 52,752 
1 out of 164 Years Active: 2015-2024
Title: Yuko Kawajiri: Innovator in Optical Technology
Introduction
Yuko Kawajiri is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of optical technology, holding a total of 11 patents. Her work focuses on enhancing the efficiency and integration of optical devices, which has implications for various applications in telecommunications and electronics.
Latest Patents
One of her latest innovations is an optical module that allows for more flexible arrangements of electrode pads. This advancement reduces the number of electrical interconnects needed and increases the degree of integration of a chip, enabling the realization of large-scale devices such as optical switches. In this optical module, an interposer is placed over a chip that utilizes a planar lightwave circuit (PLC) fixed onto a metal plate. A control substrate for driving the device is then laid over the interposer, with all components mechanically fixed together. The electrode pads of the chip and the control substrate are interconnected via the interposer.
Another notable patent is for a planar lightwave circuit optical device designed to facilitate the mounting of connections to a printed circuit board while achieving downsizing of the device chip. This device features an electrical connector mounted on an electrode pad of an electrical wire connected to a drive unit, such as a heater, within a device formed using a planar lightwave circuit.
Career Highlights
Throughout her career, Yuko Kawajiri has worked with leading companies in the technology sector, including Nippon Telegraph and Telephone Corporation and Toshiba Corporation. Her experience in these organizations has allowed her to develop and refine her innovative ideas in optical technology.
Collaborations
Yuko has collaborated with notable colleagues such as Kota Shikama and Atsushi Aratake. These partnerships have contributed to her success and the advancement of her projects in the field.
Conclusion
Yuko Kawajiri is a trailblazer in optical technology, with a strong portfolio of patents that reflect her innovative spirit. Her contributions continue to shape the future of optical devices and their applications in various industries.