Location History:
- Yokosuka, JP (1992)
- Yokohama, JP (2010)
Company Filing History:
Years Active: 1992-2010
Title: Kouichi Tsunekawa: Innovator in Antenna Technology
Introduction
Kouichi Tsunekawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of antenna technology, holding a total of 2 patents. His innovative designs focus on enhancing the performance and functionality of antenna devices.
Latest Patents
Tsunekawa's latest patents include an antenna device and an array antenna device using the antenna device, as well as a wristwatch type receiver. The antenna device features a multilayer dielectric substrate that combines multiple dielectric layers. It includes a feeding antenna located in the lower layer, a reflective metal plate above it, and metal loops arranged in increasing diameter from lower to upper layers. This design aims to provide a small antenna device with increased gain. The wristwatch type receiver incorporates a monopole antenna connected to a radio receiver, allowing for contact with the human body. It also features helical antennas that resonate together, optimizing the receiver's performance.
Career Highlights
Kouichi Tsunekawa is affiliated with Nippon Telegraph and Telephone Corporation, where he continues to develop innovative technologies. His work has significantly impacted the field of telecommunications, particularly in antenna design.
Collaborations
Tsunekawa has collaborated with notable coworkers, including Keizo Cho and Kenichi Kagoshima. Their combined expertise has contributed to advancements in antenna technology.
Conclusion
Kouichi Tsunekawa is a key figure in the development of advanced antenna technologies. His patents reflect a commitment to innovation and improvement in telecommunications. His contributions continue to influence the industry and pave the way for future advancements.