Location History:
- Osaka, JP (2013 - 2015)
- Sakai, JP (2018 - 2020)
Company Filing History:
Years Active: 2013-2020
Title: Seiji Muraoka: Innovator in Semiconductor Technology
Introduction
Seiji Muraoka is a prominent inventor based in Sakai, Japan, known for his significant contributions to semiconductor technology. With a total of six patents to his name, Muraoka has made strides in enhancing the efficiency and reliability of semiconductor devices.
Latest Patents
Muraoka's latest patents include innovative solutions aimed at improving connection reliability in semiconductor chip mounting. One of his notable inventions is a connection wiring system that inhibits connection defects between bumps and pads during the mounting process. This design allows for an increased number of pads, optimizing space and functionality. In this system, a first line is strategically placed to pass under an adjacent second line, or vice versa, ensuring that three lines are arranged in a manner that reduces the pitch between pads without compromising their width.
Another significant patent involves a semiconductor device designed to prevent defective connections between a semiconductor chip's bumps and the electrode pads of a substrate. This device features a substrate with multiple electrode pads and a semiconductor chip equipped with equally sized bumps. An anisotropic conductive film is interposed between the bumps and electrode pads, facilitating electrical connections. The design includes first electrode pads positioned at the chip's edge and larger second electrode pads located within the first pads, enhancing the overall functionality of the device.
Career Highlights
Muraoka is associated with Sharp Kabushiki Kaisha Corporation, where he has played a vital role in advancing semiconductor technologies. His work has been instrumental in developing innovative solutions that address common challenges in the industry.
Collaborations
Muraoka has collaborated with notable colleagues, including Motoji Shiota and Yukio Shimizu, contributing to the collective expertise and innovation within their field.
Conclusion
Seiji Muraoka's contributions to semiconductor technology through his patents reflect his dedication to innovation and improvement in the industry. His work continues to influence the development of more efficient and reliable semiconductor 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.