Company Filing History:
3 out of 1,807 
1 out of 147 
Years Active: 2012-2020
Title: Innovations of Yoshikazu Kaifuchi
Introduction
Yoshikazu Kaifuchi is a notable inventor based in Sakura, Japan. He has made significant contributions to the field of optical devices and semiconductor technology. With a total of 3 patents, his work has had a considerable impact on the industry.
Latest Patents
One of his latest patents is a semiconductor laser module and method for manufacturing the same. This innovative module features an electrically conductive heat sink, a submount disposed above the heat sink, and a semiconductor laser device positioned above the submount. The design includes a lower solder layer between the heat sink and the submount, as well as an upper solder layer that is electrically connected to both the semiconductor laser device and the heat sink. This upper solder layer has a lower electric resistivity compared to the submount and extends along the surfaces of the submount to the heat sink.
Another significant patent is related to an optical device, method of manufacturing the optical device, and an optical isolator. This optical device comprises a plurality of optical components arranged along a first direction, each having an optical surface, a first surface, and a second surface. The base member integrally holds these optical components, fixing their positions in multiple directions to ensure optimal performance.
Career Highlights
Yoshikazu Kaifuchi has worked with prominent organizations such as Fujikura Limited and Chiba University. His experience in these institutions has allowed him to refine his skills and contribute to groundbreaking innovations in his field.
Collaborations
Throughout his career, Kaifuchi has collaborated with esteemed colleagues, including Yukihiko Takahashi and Koji Omichi. These partnerships have fostered a creative environment that has led to the development of advanced technologies.
Conclusion
Yoshikazu Kaifuchi's contributions to the fields of semiconductor and optical technology are noteworthy. His innovative patents and collaborations highlight his dedication to advancing technology. His work continues to influence the industry and inspire future inventors.