Location History:
- Kanagawa, JP (2003 - 2006)
- Tokyo, JP (2002 - 2007)
- Yokohama, JP (2008 - 2020)
Company Filing History:
Years Active: 2002-2020
Title: Seiji Hayashi: Innovator in Printed Circuit Board Technology
Introduction
Seiji Hayashi is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of printed circuit board technology, holding a total of 15 patents. His innovative designs have helped advance the efficiency and functionality of electronic devices.
Latest Patents
One of Hayashi's latest patents involves a printed circuit board that features a printed wiring board and a semiconductor package mounted on it. The connection between the printed wiring board and the semiconductor package is established using a plurality of solder balls. An underfill material, which covers these solder balls, is filled between the printed wiring board and the semiconductor package. This underfill material has a relative dielectric constant ranging from 8.6 to 54.4. This design effectively reduces crosstalk noise generated in wiring in the out-of-plane direction without increasing the mounting area.
Career Highlights
Throughout his career, Seiji Hayashi has worked with notable companies such as Canon and Sega Enterprises, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Hayashi has collaborated with talented individuals in the industry, including Hideho Inagawa and Takuya Kondo. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Seiji Hayashi's work in printed circuit board technology exemplifies his commitment to innovation and excellence. His patents and collaborations continue to influence the electronics industry, showcasing the importance of creativity in technological advancement.
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.