Location History:
- Kanagawa, JP (2008)
- Saitama, JP (2012)
- Kanagawa Pref., JP (2012)
- Odawara, JP (1998 - 2014)
- Ashigarakami-gun, JP (2011 - 2014)
- Kamisato-machi, JP (2014)
Company Filing History:
11 out of 2,874 
1 out of 14 
1 out of 88 
Years Active: 1998-2014
Title: **Inventor Teruaki Tokutomi: A Pioneer in Thermal Assist Magnetic Head Technology**
Introduction
Teruaki Tokutomi is a renowned inventor based in Odawara, Japan, with a remarkable portfolio of 13 patents. His contributions to the field of thermal assist magnetic heads have positioned him as a key figure in advancing technology in this niche area of magnetic recording.
Latest Patents
Among his latest innovations, Tokutomi has developed a **method and apparatus for inspecting thermal assist type magnetic heads**. This apparatus features a scanning probe microscope unit equipped with a cantilever that has a magnetic film on its tip. It includes a prober unit supplying alternating current to the thermal assist type magnetic head element, a scattered light detection unit for identifying scattered light from the probe, and a signal processing unit that detects defects in the head surface by analyzing output signals while controlling the magnetic field and near-field light conditions.
Additionally, he holds a patent for the **thermally assisted magnetic recording head inspection method and apparatus**. This method involves mounting a specimen onto a movable table within a scanning probe microscope. It utilizes evanescent light generated from the specimen, detects scattered light, and inspects the intensity distribution or surface profile of the emitted light by precisely maneuvering the probing unit.
Career Highlights
Tokutomi has contributed significantly to institutions like Hitachi High-Technologies Corporation and Hitachi High-Tech Electronics Engineering Co., Ltd. His work has focused on the cutting-edge developments in magnetic recording technology, emphasizing the practical applications of his patented methods and apparatuses in enhancing data storage efficiency.
Collaborations
Throughout his career, Tokutomi has collaborated with notable professionals, including Tsuneo Nakagomi and Masahiro Watanabe. Their collective expertise and synergy have undoubtedly strengthened his research endeavors and innovations in magnetic head technology.
Conclusion
Teruaki Tokutomi's 13 patents reflect his innovative spirit and dedication to enhancing thermal assist magnetic technology. His inventive methods pave the way for further advancements in the field, showcasing how collaboration and ingenuity drive progress in engineering and technology.