Location History:
- Nihonbashi, JP (1987)
- Chiba, JP (1990)
- Yamanashi, JP (2000)
- Chuo-ku, JP (2007)
- Tokyo, JP (2008 - 2012)
Company Filing History:
13 out of 7,952 
1 out of 763 
1 out of 29 Years Active: 1987-2012
Title: Yukio Kawaguchi: Innovator in Optical Media Technology
Introduction
Yukio Kawaguchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical media technology, holding a total of 14 patents. His work focuses on the development of sputtering targets and methods for manufacturing optical media, which are essential for improving the quality and performance of optical devices.
Latest Patents
Kawaguchi's latest patents include innovations such as a sputtering target for optical media and methods for manufacturing both the target and the optical medium. One of his notable inventions involves a sputtering target primarily composed of aluminum, which contains 1 to 10 atomic percent of tantalum or niobium, along with 0.1 to 10 atomic percent of silver. This invention aims to enhance the reflective layers of optical media, ensuring they achieve excellent surface smoothness while effectively suppressing noise and jitter.
Another significant patent focuses on a sputtering target designed for creating optical media with reflective layers mainly composed of silver. This invention also includes a method for manufacturing the optical medium, which is characterized by its high-quality reflective properties and minimal impurities.
Career Highlights
Throughout his career, Yukio Kawaguchi has worked with notable companies such as TDK Corporation and SAE Magnetics (H.K.) Limited. His experience in these organizations has allowed him to refine his expertise in optical media technology and contribute to various innovative projects.
Collaborations
Kawaguchi has collaborated with talented individuals in his field, including Atsushi Hitomi and Kei Sugiura. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in optical media.
Conclusion
Yukio Kawaguchi's contributions to optical media technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for advancements in optical devices.
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.