Company Filing History:
Years Active: 1987-1989
Title: Hidenori Yamasaki: Innovator in Thin Film Magnetic Head Technology
Introduction
Hidenori Yamasaki is a notable inventor based in Yamatokoriyama, Japan. He has made significant contributions to the field of thin film magnetic head technology. With a total of 3 patents to his name, Yamasaki continues to push the boundaries of innovation in his field.
Latest Patents
Yamasaki's latest patents include a method of manufacturing a thin film magnetic head. This improved method involves forming an electrically conductive material coil layer on a magnetic material substrate. It also includes applying an insulation layer of SiO.sub.2, Si.sub.3 N.sub.4, Al.sub.2 O.sub.3, and similar materials through sputtering and plasma chemical vapor deposition processes. Furthermore, a coating layer of SiO.sub.2 is formed on the insulation layer using a spin-coating process to flatten the upper surface. Another significant patent is related to the production of thin film magnetic heads. This process modifies an inert reaction product on a Fe-Al-Si alloy back core during production, utilizing a reactive ion etching (RIE) process. The modification makes the reaction product readily soluble and removable by water.
Career Highlights
Yamasaki is currently employed at Sharp Kabushiki Kaisha Corporation, where he applies his expertise in developing advanced technologies. His work has been instrumental in enhancing the efficiency and effectiveness of thin film magnetic heads.
Collaborations
Some of Yamasaki's notable coworkers include Mitsuhiko Yoshikawa and Tsuneo Nakamura. Their collaborative efforts contribute to the innovative projects at Sharp.
Conclusion
Hidenori Yamasaki is a prominent figure in the field of thin film magnetic head technology. His patents and contributions reflect his commitment to innovation and excellence in engineering.