Jun Sasaki

Title: Inventor Jun Sasaki and His Contributions to SAW Technology

Introduction

Jun Sasaki is an innovative inventor based in Sagamihara, Japan, with a notable contribution of two patents in the field of Surface Acoustic Wave (SAW) devices. His work has significantly advanced the capabilities of these devices, which play a vital role in various electronic applications.

Latest Patents

Sasaki's latest patents focus on improving the performance and efficiency of SAW devices. The first patent describes a SAW device that utilizes a piezoelectric substrate with interleaved metal electrodes formed through a sputtering process. This design allows the device to handle high-frequency electric signals of larger amplitudes or higher power than conventional SAW devices. The metal electrodes may contain various additives such as Cu, Ti, Zn, Mg, Fe, Ni, Cr, Ga, Ge, Sn, Pd, or Ta, which enhance the device's performance.

The second patent discusses a SAW device featuring a laminated electrode structure. In this design, at least one set of metallic electrodes consists of an aluminum film with a 6 wt. % or lower concentration of an impurity, alongside another layer of pure aluminum or aluminum with a 0.4 wt. % or less impurity. This innovative structure enables the SAW device to efficiently handle high-frequency electric signals with greater power and amplitude.

Career Highlights

Jun Sasaki has made significant strides in his career by working for Hitachi, Ltd., a prominent company known for its technological advancements in various sectors. His expertise and contributions have helped in positioning Hitachi as a leader in the field of electronic devices and systems.

Collaborations

Sasaki actively collaborates with esteemed colleagues such as Akitsuna Yuhara and Jun Yamada, who contribute to the innovative environment at Hitachi, Ltd. Their collective efforts have led to breakthroughs in SAW technology, further enhancing its applications in electronic devices.

Conclusion

In conclusion, Jun Sasaki's inventions and patents have made a considerable impact on the field of SAW technology. His ability to innovate and collaborate with other talented individuals has solidified his reputation as an inventor dedicated to enhancing the capabilities of electronic devices. Through his work at Hitachi, Ltd., Jun Sasaki continues to drive advancements that pave the way for more effective and efficient technological solutions.