Location History:
- Kitamoto, JP (2006 - 2008)
- Saitama-ken, JP (2002 - 2009)
- Saitama, JP (1996 - 2014)
Company Filing History:
6 out of 2,333 
1 out of 5,230 
1 out of 4 Years Active: 1996-2014
Title: Hirokazu Araki: Innovator in Antenna Technology
Introduction
Hirokazu Araki is a notable inventor based in Saitama-ken, Japan. He has made significant contributions to the field of antenna technology, holding a total of 6 patents. His innovative designs have paved the way for advancements in various applications, including radio timepieces and keyless entry systems.
Latest Patents
Among his latest patents is a resonance-type receiving antenna. This antenna features a circular-ring-shaped magnetic core that constitutes a closed magnetic path with one gap. It includes one or more coils wound around the magnetic core, along with a capacitor connected in parallel to both ends of each coil. The design specifies that the angle between a straight line extending from the geographical center of the magnetic core to the center of the gap and a straight line extending from the geographical center to the center of the coil should be in a range of 10° to 90°. Another notable patent involves a magnetic sensor-type antenna, which comprises a magnetic core and a coil wound around it for receiving electromagnetic waves. This antenna is designed to be housed in a way that the end portion of the magnetic core is bent away from the housing or a metal portion of the housing. This technology is utilized in timepieces, keyless entry systems, and RFID systems.
Career Highlights
Hirokazu Araki has worked with prominent companies such as Hitachi Metals, Ltd. and Casio Computer Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative antenna technologies.
Collaborations
Throughout his career, Araki has collaborated with talented individuals, including Masahiro Mita and Chiharu Mitsumata. These collaborations have further enhanced his work and led to the development of cutting-edge technologies.
Conclusion
Hirokazu Araki's contributions to antenna technology are significant and impactful. His innovative patents and collaborations reflect his dedication to advancing the field. His work continues to influence various industries, showcasing the importance of innovation in technology.