Location History:
- Kanagawa, JP (1987)
- Sagamihara, JP (1993 - 1996)
Company Filing History:
5 out of 21,351 
1 out of 15 Years Active: 1987-1996
Title: Hironobu Tsutsumi: Innovator in Signal Discrimination and LC Filters
Introduction
Hironobu Tsutsumi is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of electronics, particularly in the development of signal discriminators and LC filters. With a total of five patents to his name, Tsutsumi's work showcases his innovative approach to solving complex engineering challenges.
Latest Patents
One of Tsutsumi's latest patents is a signal discriminator that features a plurality of divided magnetic cores. These cores surround a peripheral part of a cable when integrated, enhancing the device's functionality. The design includes a resin case formed of multiple sections that can open and close, accommodating the divided magnetic cores. Additionally, a press-contacting device ensures that at least one of the divided magnetic cores is in contact with a corresponding section of the resin case. Engaging protrusions on the magnetic cores interact with recesses on the resin case, ensuring a secure fit.
Another significant patent is a laminate LC filter that combines condenser and coil functions. This innovative filter consists of a first conductive sheet, a first dielectric sheet laminated on it, and additional conductive and dielectric sheets that are coiled together. The design allows for efficient input and output terminal connections, making it a valuable addition to electronic systems.
Career Highlights
Throughout his career, Hironobu Tsutsumi has worked with prominent companies such as Mitsubishi Electric Corporation and Nikko Kogyo Co., Ltd. His experience in these organizations has contributed to his expertise in electronics and innovation.
Collaborations
Tsutsumi has collaborated with notable colleagues, including Akira Naito and Hideki Tsuruse. Their combined efforts have likely fostered an environment of creativity and innovation in their projects.
Conclusion
Hironobu Tsutsumi's contributions to the fields of signal discrimination and LC filters highlight his innovative spirit and technical expertise. His patents reflect a commitment to advancing technology and improving electronic systems.
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.