Yinshi Liu

Title: **Yinshi Liu: Innovator in Magnetic Write Head Technology**

Introduction

Yinshi Liu, based in Foster City, California, is a prolific inventor with an impressive portfolio of 21 patents. His expertise lies in the domain of magnetic write head technology, which plays a critical role in data storage. Liu's contributions to this field demonstrate not only his innovative spirit but also his commitment to advancing data recording technologies.

Latest Patents

Yinshi Liu's latest patents showcase his groundbreaking work in developing magnetic write heads for perpendicular magnetic data recording. One notable invention is the "Perpendicular Magnetic Write Head Having a Novel Shield Structure." This design includes a substrate with a magnetic write pole and a stitched magnetic pole that enhances data recording efficiency. The unique structure features non-magnetic side walls that allow part of the stitched pole to extend over the sides, improving the write head's performance.

Another significant patent is for a magnetic write head with an independent side shield and varying trailing shield throat height. This innovation features a write pole with a pole tip and flared region, separated by a non-magnetic side gap layer. The unique design, enabled through collimated sputter deposition, allows the side gap spacing to be larger in the flared region, enhancing the write head's functionality.

Career Highlights

Throughout his career, Yinshi Liu has worked with leading companies in the data storage industry, notably at Hitachi Global Storage Technologies Netherlands B.V. and Western Digital (Fremont), Inc. His work has been pivotal in developing technologies that have greatly improved data recording capabilities.

Collaborations

In addition to his individual achievements, Liu has collaborated with fellow innovators in the field, including Wen-Chien David Hsiao and Yimin Hsu. These collaborations have fostered a creative environment, allowing for the exchange of ideas and pushing the boundaries of existing technologies.

Conclusion

Yinshi Liu's contributions to magnetic write head technology position him as a significant figure in the field of data storage innovations. With a substantial number of patents and impactful collaborations, Liu continues to drive advancements that are essential to the evolution of data recording methods. His innovative spirit and expertise are set to inspire future developments in this crucial area of technology.