Location History:
- Fukuroi, JP (1998)
- Iwata-gun, JP (2002)
- Shizouka-ken, JP (2003)
- Shizuoka-ken, JP (2000 - 2006)
- Shizuoka, JP (2006 - 2007)
Company Filing History:
Years Active: 1998-2007
Title: Naoyuki Harada: Innovator in Stepping Motor Technology
Introduction
Naoyuki Harada is a prominent inventor based in Shizuoka-ken, Japan. He has made significant contributions to the field of motor technology, holding a total of 16 patents. His work focuses on developing advanced stepping motors and actuators that operate efficiently in high-temperature environments.
Latest Patents
One of Harada's latest patents is a stepping motor designed for use in high-temperature environments. This innovative motor comprises a stator assembly and a rotor assembly that includes a rotary shaft supported by bearings. The design features a sleeve attached to the rotary shaft and at least one magnet positioned outside the sleeve. A preloading mechanism, which includes a coil spring and a specially designed spring holder made of reinforced polyamide resin, enhances the motor's performance. Additionally, a washer member with high slidability is placed between the preloading mechanism and one of the bearings to improve functionality.
Another notable patent is an actuator equipped with a grounding terminal. This actuator consists of a stator assembly with a pair of stator yokes and a coil situated between them. The rotor unit, which contains a magnet, is positioned inside the stator assembly. The design includes an output shaft, a housing, and a front plate. A printed board with a land portion leading to a grounding wire is also part of the actuator. The grounding terminal, which is both electrically conductive and elastic, connects the stator assembly to the printed board, effectively managing static electricity and electromagnetic noise.
Career Highlights
Throughout his career, Naoyuki Harada has worked with notable companies, including Minebea Company, Limited and Minebea Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of motor technology.
Collaborations
Harada has collaborated with esteemed colleagues such as Yuzuru Suzuki and Sakae Fujitani. Their combined expertise has fostered innovation and development in their respective fields.
Conclusion
Naoyuki Harada's contributions to stepping motor technology and actuator design have established him as a leading inventor in his field. His innovative patents reflect his commitment to advancing technology and improving performance in high-temperature applications.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.