Location History:
- Ibaraki-ken, JP (2008)
- Hitachi, JP (1978 - 2010)
Company Filing History:
20 out of 1,641 
1 out of 42,485 
Years Active: 1978-2010
Title: Iwao Maekawa: Innovator in Semiconductor Technology
Introduction
Iwao Maekawa, an accomplished inventor based in Hitachi, Japan, has made significant contributions to the field of semiconductor technology. With a portfolio consisting of 20 patents, Maekawa has established himself as a leading figure in the innovation of semiconductor devices and processes.
Latest Patents
Among his notable inventions is a groundbreaking semiconductor device and the corresponding process for its fabrication. This innovative semiconductor chip is engineered to be bonded to a lead frame utilizing a filmy organic die-bonding material. This material features a water absorption of 1.5% by volume or less, a saturation moisture absorption of 1.0% by volume or less, and contains a residual volatile component limited to no more than 3.0% by weight. Additionally, it exhibits a modulus of elasticity of 10 MPa or less at a temperature of 250°C. This advanced manufacturing process ensures that the semiconductor device remains free from reflow cracks during the critical reflow soldering stage, crucial for the packaging of semiconductor devices.
Career Highlights
Maekawa has an impressive background, having worked for prominent companies in the industry, including Hitachi Chemical Company, Ltd. and Hitachi, Ltd. His deep understanding of semiconductor materials and processes is reflected in his extensive patent portfolio, which showcases innovations that address critical challenges in the field.
Collaborations
Throughout his career, Maekawa has collaborated with esteemed peers, such as Akira Kageyama and Tooru Kikuchi. These collaborations have been instrumental in furthering his research and development efforts, leading to significant advancements in semiconductor technology.
Conclusion
Iwao Maekawa's contributions to semiconductor technology exemplify the spirit of innovation. With 20 patents to his name and a commitment to excellence, he continues to shape the future of this essential industry. His work not only enhances the performance of semiconductor devices but also paves the way for further technological advancements.
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.