Location History:
- Kokubunji, JP (2003 - 2004)
- Tachikawa, JP (2005 - 2015)
- Fujisawa, JP (2012 - 2016)
Company Filing History:
10 out of 42,508 
9 out of 987 
1 out of 2,333 
Years Active: 2003-2016
Title: Kazuhiko Hosomi: A Pioneer in Magnetic Recording Technologies
Introduction
Kazuhiko Hosomi, an accomplished inventor based in Fujisawa, Japan, holds an impressive portfolio with 20 patents to his name. His innovative contributions have significantly advanced the field of magnetic recording technologies, particularly in the design and functionality of magnetic heads.
Latest Patents
Among his most notable recent patents is the invention of a Microwave-assisted magnetic recording (MAMR) head. This magnetic head features an inclined and recessed main pole structure that enhances the efficiency of emitting a recording magnetic field to interact with magnetic media. The design includes a unique geometry with an angled front portion and a declinated rear portion, facilitating improved performance. Another significant patent involves a magnetic recording head equipped with a non-magnetic bump structure formed on a spin torque oscillator. This structure is strategically placed to ensure optimal electron flow through the oscillator, particularly on the tapered trailing edge of the write pole, thus enhancing the magnetic write performance.
Career Highlights
Kazuhiko Hosomi has brought his expertise to esteemed companies such as Hitachi, Ltd. and HGST Netherlands B.V. His experience in these organizations has allowed him to evolve as a leading innovator in magnetic recording technologies. His contributions have been pivotal in shaping modern recording devices, making them more efficient and effective.
Collaborations
Throughout his career, Hosomi has collaborated with other distinguished professionals in the field, including Mikito Sugiyama and Kimitoshi Etoh. These partnerships have facilitated the exchange of ideas and fostered innovations that have propelled advancements in magnetic recording systems.
Conclusion
Kazuhiko Hosomi's contributions to the field of magnetic recording demonstrate the power of innovation in technology. With a robust array of patents and a successful career in prominent companies, his work continues to influence the future of data storage solutions. His inventive spirit and collaborative efforts exemplify the essence of creativity and technological progress in the contemporary landscape.