Location History:
- Shinjuku-ku, JP (1999)
- Tokyo-to, JP (1999 - 2006)
- Yashio, JP (2010 - 2020)
Company Filing History:
Years Active: 1999-2020
Title: Innovations of Shigeki Chujo: Advancements in Multilayer Wiring Boards
Introduction: Shigeki Chujo is a prominent inventor based in Yashio, Japan, known for his significant contributions to the field of multilayer wiring technology. With a remarkable portfolio of 14 patents, Chujo has developed innovative solutions that enhance the efficiency and design capabilities of wiring boards.
Latest Patents: Among Chujo's latest inventions is a groundbreaking multilayer wiring board that boasts a high degree of freedom in wiring design while enabling high-density wiring. This patent details a core substrate that includes two or more wiring layers separated by an electrical insulating layer. The substrate features multiple throughholes filled with an electroconductive material, establishing electrical connections between the front and back sides of the core substrate. The design specifies throughholes with an opening diameter ranging from 10 to 100 micrometers, complemented by an insulation layer and an electroconductive material diffusion barrier. Furthermore, the first wiring layer, positioned through an electrical insulating layer on the core substrate, connects to the electroconductive material via the throughholes, demonstrating a simple and efficient manufacturing method.
Career Highlights: Chujo's noteworthy achievements include not only his patent portfolio but also his influential role at Dai Nippon Printing Co., Ltd. His innovative approaches in the field have been instrumental in advancing wiring technology, ultimately benefiting various industries reliant on high-density electrical designs.
Collaborations: Throughout his career, Chujo has collaborated with esteemed colleagues, including Koichi Nakayama and Masanori Torii. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion: Shigeki Chujo's dedication to innovation in multilayer wiring board technology illustrates his status as a leading inventor in Japan. With his numerous patents and collaborative efforts, Chujo continues to pave the way for advancements that will shape the future of wiring design and manufacturing. His work not only demonstrates the importance of creativity in engineering but also underscores the role of teamwork in driving technological progress.
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.