Company Filing History:
Years Active: 2005-2010
Title: Innovations by Shinji Misawa in Head Stack Assembly Testing
Introduction
Shinji Misawa is a notable inventor based in Hong Kong, CN. He has made significant contributions to the field of head stack assembly testing, holding a total of 2 patents. His work focuses on improving the efficiency and reliability of testing processes in this specialized area.
Latest Patents
One of his latest patents is titled "Process for Testing a Head Stack Assembly." This invention introduces a new fixture capable of holding a head stack assembly (HAS) throughout all processes, allowing for a Quasi-Static Test to be conducted before swaging. The method includes several steps such as loading head gimbal assemblies and actuators using an automatic loading machine, in-line dressing, ultrasonic bonding, and testing of the assemblies. If any head gimbal assembly fails the testing, it can be rejected and reworked in-line, ensuring a streamlined process.
Another significant patent is the "Universal Fixture for HSA Assembly and Its Testing Process." This invention also features a fixture designed to hold the head stack assembly throughout all processes, facilitating the Quasi-Static Test before swaging. The design reduces handling operations and simplifies rework, enhancing overall efficiency in the testing process.
Career Highlights
Shinji Misawa is currently employed at Sae Magnetics (H.K.) Limited, where he continues to innovate in the field of head stack assembly. His work has been instrumental in advancing testing methodologies, contributing to the reliability of products in the industry.
Collaborations
He collaborates with talented coworkers, including Takehiro Kamigama and Huegung Wang, who contribute to the innovative environment at Sae Magnetics.
Conclusion
Shinji Misawa's contributions to head stack assembly testing through his patents demonstrate his commitment to innovation and efficiency in the field. His work not only enhances testing processes but also sets a standard for future developments in the industry.