This inventor holds 15 USPTO granted patents. Top assignees: Imation Corporation, 3M Innovative Properties Company. Active years: 1992-2015.
Company Filing History:
Years Active: 1992-2015
Title: **Innovator Spotlight: Stephen J. Rothermel**
Introduction
Stephen J. Rothermel, an accomplished inventor based in Roseville, MN, has made significant contributions to the field of magnetic media technology. With an impressive record of 15 patents, his work focuses on advancements that enhance data storage and retrieval methods.
Latest Patents
Rothermel's latest patents reflect his expertise and innovative spirit. One of his notable inventions is titled "Methods and systems for magnetic media servo writing." This method involves generating first and second magnetic field components in a magnetic medium, with the second component substantially opposite to the first. The technique enables the writing of a pattern onto the magnetic medium, which can then be read to generate a signal. Importantly, the magnitude of the second magnetic field component is controlled based on the asymmetry of the signal.
Another significant patent is the "Perpendicular pole head for servo writing magnetic media." This invention relates to a perpendicular pole head designed to create a perpendicular magnetic moment within a concentrated pattern, facilitating the writing of patterns on perpendicular magnetic media, such as barium ferrite-based media. The pole head features flux concentrators shaped like the written pattern, enabling consistent application to a moving magnetic medium, thereby creating a servo timing pattern.
Career Highlights
Throughout his career, Rothermel has worked with reputable companies, including Imation Corporation and Minnesota Mining and Manufacturing Company (3M). His experience at these organizations has provided him with a solid foundation in developing cutting-edge technologies in magnetic media.
Collaborations
Rothermel has collaborated with several notable professionals, including Douglas W. Johnson and Richard E. Jewett. These partnerships have contributed to the innovation and refinement of his patented technologies.
Conclusion
Stephen J. Rothermel stands out as a leading figure in the realm of magnetic media innovation. His 15 patents underscore his dedication to advancing technology, and his collaborations with industry peers further highlight his commitment to excellence. As the technology landscape evolves, Rothermel's contributions will undoubtedly play a vital role in shaping the future of data storage solutions.