Company Filing History:
13 out of 28,544 
1 out of 10,239 
Years Active: 1989-2018
Title: Masahiko Shimada: Innovator in Semiconductor Technology
Introduction: Masahiko Shimada is a distinguished inventor based in Miyagi, Japan, specializing in semiconductor technology. With a remarkable portfolio of 14 patents, his contributions have significantly advanced the field of crystal growth and semiconductor devices.
Latest Patents: Among his latest innovations are crucial patents focusing on the production of Gallium Nitride (GaN) bulk crystal substrates. One notable patent concerns the creation of a GaN bulk crystal substrate and a semiconductor device formed on it. The crystal produced has a diameter of 1 cm or more and displays a pronounced peak in its cathode luminescent spectrum at a wavelength of 360 nm, aligning with the band edge. Additionally, he has developed a crystal growth apparatus that enhances Group-III nitride crystal growth methodology through a novel mixed molten liquid process involving alkaline materials and Group-III metals.
Career Highlights: Throughout his career, Masahiko Shimada has collaborated with reputable organizations such as Ricoh Company, Ltd. and Sumitomo Electric Industries, Limited. His innovative work in semiconductor technology has made lasting impacts on both industries.
Collaborations: In his pursuits, Masahiko has worked alongside notable colleagues, including Seiji Sarayama and Hisanori Yamane. Their collaborative efforts have further advanced the field and fostered significant intellectual exchanges.
Conclusion: Masahiko Shimada stands out as a key figure in the realm of semiconductor innovation. His extensive patent portfolio reflects his commitment to advancing technology and creating valuable applications in the industry. Through his inventive spirit and collaboration with other experts, he continues to shape the future of semiconductor technology.
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.