Location History:
- Yamagata, JP (2020)
- Higashine, JP (2020)
Company Filing History:
Years Active: 2020
Title: Masatoshi Yumura - Innovator in Crystal Vibration Technology
Introduction
Masatoshi Yumura is an inventor based in Yamagata-shi, Japan. He is known for his work in the field of crystal vibration elements. Although he currently holds no granted patents, his innovative ideas contribute to advancements in technology.
Latest Patent Applications
Masatoshi Yumura's notable patent application is titled "CRYSTAL VIBRATION ELEMENT AND CRYSTAL DEVICE." This application describes a crystal vibration element that includes a crystal piece with an oscillation frequency ranging from 50 MHz to 100 MHz. The design features excitation electrodes positioned on opposite surfaces of the crystal piece in a one-to-one relation. Each excitation electrode has a rectangular shape and is smaller than the crystal piece. The application specifies that the length of each excitation electrode in the direction of the electrical axis of the crystal piece is between 1.993 and 2.525 times the width of the electrode in the perpendicular direction.
Conclusion
Masatoshi Yumura's contributions to the field of crystal vibration technology highlight his innovative spirit and dedication to advancing this area of research. His work, particularly in the development of crystal vibration elements, showcases the potential for future advancements in technology.