Location History:
- Ibaraki, JP (1995)
- Ibaraki-ken, JP (2001)
- Odawara, JP (1995 - 2006)
- Ninomiya, JP (2003 - 2006)
- Naka, JP (2003 - 2007)
- Kanagawa-ken, KR (2010)
- Kanagawa-ken, JP (2009 - 2013)
- Kanagawa, JP (2008 - 2014)
Company Filing History:
18 out of 42,496 
14 out of 2,636 
7 out of 227 
Years Active: 1995-2014
Areas of Expertise:
Title: Innovations and Contributions of Hidekazu Kohira
Introduction
Hidekazu Kohira, a prominent inventor based in Kanagawa, Japan, boasts an impressive portfolio of 42 patents, reflecting his significant contributions to the fields of magnetic storage technology. His innovative work has paved the way for advancements in data storage and retrieval systems, particularly through the development of magnetic head sliders and drives.
Latest Patents
Kohira's recent patents include a groundbreaking design for a magnetic head slider and a magnetic disk drive. The magnetic head slider is designed with a slider substrate that supports a laminated magnetic head element, which includes a magnetoresistance effect element and a recording magnetic pole positioned above it. The design features a first thin-film resistor heater element located further from the air bearing surface than the critical components, optimizing its functionality. A second thin-film resistor heater element is strategically placed closer to the air bearing surface, further enhancing the efficiency of the device. His patent on a magnetic head and magnetic disk drive highlights the use of electrothermal bodies to improve the efficiency of changing the flying height during operation while maintaining stability during data recording.
Career Highlights
Kohira has made substantial contributions during his tenure with respected companies such as Hitachi, Ltd. and Hitachi Global Storage Technologies Netherlands B.V. His innovative work has not only advanced the company's research and development efforts but has also influenced the broader industry landscape.
Collaborations
Throughout his career, Kohira has collaborated with esteemed colleagues, including Masaaki Matsumoto and Kiyoshi Hashimoto, further promoting a culture of innovation and teamwork in the realm of magnetic technology development. These collaborations have led to shared ideas and the creation of numerous patents that benefit the field.
Conclusion
Hidekazu Kohira stands as a notable figure in the invention of magnetic technology, and his extensive list of patents underscores his important role in the industry. His innovative designs and collaborative efforts continue to inspire advancements that shape the future of data storage solutions.