This inventor holds 8 USPTO granted patents. Top assignees: Seiko Instruments Inc, Samsung Electro-Mechanics Co., Ltd.. Active years: 2007-2014.
Company Filing History:
6 out of 2,903 
2 out of 7,633 Years Active: 2007-2014
Title: Hiromitsu Gotoh: Innovator in Fluid Dynamic Bearing Technology
Introduction
Hiromitsu Gotoh is a prominent inventor based in Chiba, Japan. He holds a total of 8 patents that showcase his contributions to the field of engineering, particularly in fluid dynamic bearing technology. His innovative designs have significantly impacted the performance and efficiency of various mechanical systems.
Latest Patents
Among his latest patents are the fluid dynamic bearing motor and the recording medium driving apparatus. The fluid dynamic bearing motor features a rotor equipped with a permanent magnet, a sleeve that rotatably supports the rotor, and fluid situated in the gap between the rotor and the sleeve. Additionally, it includes a stator with an electromagnet positioned opposite the permanent magnet to facilitate the rotation of the rotor. The design incorporates a boss that is interposed between the sleeve and the stator, allowing for enhanced functionality.
The recording medium driving apparatus includes a thinner fluid dynamic bearing that ensures stable shaft rotation. This apparatus features pressure-generating grooves located on the thrust surfaces of the thrust bearing portion, which attract a working fluid as the shaft member rotates. The design also includes through-holes that extend through the thrust bearing portion, enhancing the overall efficiency of the system.
Career Highlights
Hiromitsu Gotoh has worked with notable companies such as Seiko Instruments Inc. and Samsung Electro-Mechanics Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in technology.
Collaborations
Throughout his career, Gotoh has collaborated with talented individuals, including Atsushi Ohta and Shinji Kinoshita. These partnerships have fostered innovation and have led to the development of groundbreaking technologies in their respective fields.
Conclusion
Hiromitsu Gotoh's work in fluid dynamic bearing technology exemplifies his dedication to innovation and engineering excellence. His patents and collaborations reflect a commitment to advancing technology and improving mechanical systems.