This inventor holds 2 USPTO granted patents and 10 published patent applications. Top assignee: Semiconductor Energy Laboratory Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Tsutomu Murakawa: Innovator in Semiconductor Technology
Introduction
Tsutomu Murakawa is a prominent inventor based in Isehara, Japan. He has made significant contributions to the field of semiconductor technology, particularly through his innovative manufacturing methods. His work has led to advancements that enhance the performance and reliability of semiconductor devices.
Latest Patents
Murakawa holds a patent for a manufacturing method of semiconductor devices. This patent describes a process that provides a semiconductor device with a small variation in transistor characteristics. The method includes several steps, such as forming an opening in a structure body that includes an oxide semiconductor device, embedding a first conductor in the opening, and forming a second conductor in contact with the top surface of the first conductor. Additionally, it involves creating a first barrier insulating film by a sputtering method and a second barrier insulating film over the first barrier insulating film using an ALD method. Both barrier insulating films serve to inhibit hydrogen diffusion, which is crucial for maintaining device integrity. He has 1 patent to his name.
Career Highlights
Murakawa is associated with Semiconductor Energy Laboratory Co., Ltd., where he continues to push the boundaries of semiconductor research and development. His work has been instrumental in improving the efficiency and performance of semiconductor devices, making them more reliable for various applications.
Collaborations
One of his notable collaborators is Motomu Kurata, with whom he has worked on various projects within the semiconductor field. Their partnership has contributed to the advancement of technologies that are essential for modern electronics.
Conclusion
Tsutomu Murakawa's innovative contributions to semiconductor technology highlight his role as a key inventor in the industry. His patented methods are paving the way for more efficient and reliable semiconductor devices, showcasing the importance of innovation in technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile