Company Filing History:
2 out of 42,485 
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1 out of 9 Years Active: 2003-2005
Title: Minoru Yamasaka: Innovator in Magnetic Head Manufacturing and Plasma Processing
Introduction
Minoru Yamasaka is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the fields of magnetic head manufacturing and plasma processing. With a total of 4 patents to his name, Yamasaka's work has had a considerable impact on technology.
Latest Patents
Yamasaka's latest patents include a method of manufacturing a magnetic head. This innovative method involves an L-shaped slide plate mounted with a workpiece holding device on a slide guide, which is firmly attached to an angle adjustment mechanism. A reciprocating motion drive unit is also mounted with the angle adjustment mechanism on a slider table, ensuring that the angle between the surface of a workpiece to be lapped and a lapping plate remains substantially constant. This design allows for high-accuracy lapping of the air bearing surface of magnetic heads, reducing element recession and minimizing scratches.
Another significant patent is for a plasma processing apparatus with a real-time particle filter. This device includes a plasma generation unit that generates plasma using a cathodic arc discharge. It features first and second magnetic field ducts arranged in a row for transporting the plasma, with a processing chamber connected at the other end. A movable shutter is provided to cover the plasma during specific periods, ensuring effective processing of substrates.
Career Highlights
Throughout his career, Minoru Yamasaka has worked with prominent companies, including Hitachi, Ltd. His experience in these organizations has contributed to his expertise and innovative capabilities in his field.
Collaborations
Yamasaka has collaborated with notable coworkers such as Hiroshi Inaba and Shinji Sasaki. Their collective efforts have likely fostered advancements in their respective projects.
Conclusion
Minoru Yamasaka's contributions to magnetic head manufacturing and plasma processing exemplify his innovative spirit and technical expertise. His patents reflect a commitment to enhancing technology and improving manufacturing processes.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.