Location History:
- Miyagi-ken, JP (2002)
- Miyagi, JP (2010 - 2012)
- Sendai, JP (2010 - 2012)
Company Filing History:
5 out of 982 
2 out of 28,544 
2 out of 7,952 
Years Active: 2002-2012
Title: Masakiyo Tsunoda: Innovator in Microwave Technology and Magnetoresistance
Introduction
Masakiyo Tsunoda is a prominent inventor based in Miyagi, Japan. He has made significant contributions to the fields of microwave technology and magnetoresistance, holding a total of 8 patents. His innovative work has paved the way for advancements in high-frequency electromagnetic fields and data storage technologies.
Latest Patents
One of Tsunoda's latest patents is the "Microwave oscillating element and thin film magnetic head therewith." This invention features a lamination main part that includes an oscillating layer, a nonmagnetic intermediate layer, a polarizer layer, and a reference layer. The oscillating layer generates a high-frequency electromagnetic field through the excitation of a spin wave. The materials used in this invention, such as CoIr for the oscillating layer and CoCr or CoRu for the polarizer layer, enhance the efficiency of spin injection, resulting in an excellent microwave oscillation element.
Another notable patent is the "Method of producing magnetoresistance effect element." This method allows for the creation of a magnetoresistance effect element with a high MR ratio, suitable for high-density recording. The process involves laminating a barrier layer composed of oxidized metal between two magnetic layers, with specific steps to ensure optimal performance. This innovation is particularly relevant for applications in magnetoresistance devices.
Career Highlights
Masakiyo Tsunoda has worked with esteemed institutions such as Tohoku University and Ricoh Company, Ltd. His experience in these organizations has contributed to his expertise in developing cutting-edge technologies. His work has not only advanced scientific understanding but has also had practical applications in various industries.
Collaborations
Throughout his career, Tsunoda has collaborated with notable colleagues, including Migaku Takahashi and Shin Saito. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Masakiyo Tsunoda's contributions to microwave technology and magnetoresistance have established him as a key figure in his field. His patents reflect a commitment to advancing technology and improving efficiency in various applications. His work continues to influence the landscape of modern 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.