Location History:
- Chuo-ku, JP (2007 - 2010)
- Tokyo, JP (2003 - 2012)
Company Filing History:
21 out of 7,952 
1 out of 832,680 Years Active: 2003-2012
Title: Innovator Tetsuya Kuwashima: Pioneering Magneto-Resistive Device Technology
Introduction
Tetsuya Kuwashima, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of magneto-resistive devices. With an impressive portfolio of 22 patents, Kuwashima's work focuses on methods and technologies that enhance the functionality and reliability of magnetic devices.
Latest Patents
Among his latest innovations is a patent for a method of manufacturing a magneto-resistive device. This technique aims to reduce the deterioration of device characteristics caused by annealing processes. The device features a magneto-resistive layer that is strategically placed on one side of a base, complemented by an insulating layer made up of two distinct layers surrounding the magneto-resistive layer. Notably, the closest layer to the base is constructed from a metal or semiconductor oxide material, ensuring robust performance by extending over the end faces of various layers that comprise the device.
Another noteworthy patent by Kuwashima involves a thin-film magnetic head and its assembly utilized in magnetic disk drive apparatuses. The innovative design includes a magnetoresistive effect read head element, which consists of a lower shield layer and an upper shield layer enclosing the magnetoresistive effect layer. Additionally, a lower antiferromagnetic layer is incorporated, making contact with the lower shield layer solely at its edge, a design that further enhances the device's efficiency.
Career Highlights
Throughout his career, Tetsuya Kuwashima has been associated with TDK Corporation, where he has contributed his expertise in magnetic technology. His innovative spirit and dedication to excellence have allowed him to remain at the forefront of technological advancements in his field.
Collaborations
Kuwashima has also collaborated with notable colleagues such as Takeo Kagami and Naoki Ohta. Their joint efforts have fostered a dynamic environment for innovation, propelling advancements in magneto-resistive technologies.
Conclusion
Tetsuya Kuwashima stands out as a prominent figure in the arena of inventions related to magneto-resistive devices. His relentless pursuit of innovation, demonstrated through his numerous patents and collaborative projects, continues to inspire the industry and paves the way for future advancements in magnetic technologies.
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.