Location History:
- Koganei, JP (1988)
- Tokyo, JP (1987 - 1991)
- Komae, JP (1991)
Company Filing History:
8 out of 52,730 
1 out of 4 Years Active: 1987-1991
Title: Masayuki Ohuchi: Innovator in Electronic Circuit Technology
Introduction
Masayuki Ohuchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electronic circuit devices, holding a total of 8 patents. His innovative work has paved the way for advancements in semiconductor technology and integrated circuit design.
Latest Patents
Ohuchi's latest patents include groundbreaking inventions such as an electronic circuit device and a method of manufacturing the same. This invention involves burying plural semiconductor elements into an insulating substrate, ensuring that the top surfaces of the semiconductor elements and the substrate are in the same plane. A photosensitive dry film is applied to the surfaces, featuring openings that correspond to the electrodes of the semiconductor elements. Conductors are then filled into these openings, resulting in a multi-layer wiring construction that does not damage the semiconductor elements arranged on the substrate.
Another notable patent is for an IC card that incorporates circuit modules for mounting electronic components. This IC card features a card-shaped main substrate with recess portions and an edge portion that includes a connector layer with an external connector terminal pattern. The embedded circuit modules contain electronic components such as IC chips, chip capacitors, and a thin D.C. battery unit. The design includes a double-layered wiring structure that facilitates electric connections between the electronic components and the connector terminal pattern.
Career Highlights
Throughout his career, Masayuki Ohuchi has worked with esteemed companies, including Toshiba Corporation and Shoei Printing Co., Ltd. His experience in these organizations has contributed to his expertise in electronic circuit technology and innovation.
Collaborations
Ohuchi has collaborated with notable colleagues, including Hirosi Oodaira and Tamio Saito. Their combined efforts have further advanced the field of electronic circuits and semiconductor technology.
Conclusion
Masayuki Ohuchi's contributions to electronic circuit technology and his innovative patents have significantly impacted the industry. His work continues to inspire future advancements in semiconductor design and manufacturing.