Location History:
- Kokubunji, JP (2000)
- Hachiouji, JP (2007 - 2008)
- Hachioji, JP (2000 - 2013)
- Hitachi, JP (2012 - 2015)
Company Filing History:
22 out of 42,485 
2 out of 2,333 
2 out of 3,781 
Years Active: 2000-2015
Title: Masaaki Shida: A Pioneer in Radio Communication Technologies
Introduction: Masaaki Shida, an accomplished inventor based in Hachioji, Japan, has significantly contributed to the field of radio communication with a remarkable portfolio of 26 patents. His innovative work has advanced communication systems and improved the efficiency and reliability of technology in the industry.
Latest Patents: Among Shida's most recent inventions are two groundbreaking patents: a radio communication system and a distributed antenna system. The radio communication system focuses on optimizing communication between a base station and a mobile terminal, utilizing repeaters that are multistage-connected via a leaky coaxial cable. Each repeater plays a crucial role in converting the frequency of input signals to ensure seamless signal transmission.
The distributed antenna system features an innovative approach by combining a first antenna that operates at a low-frequency band with a series of second antennas communicating at a high-frequency band. This system enhances data transfer capabilities through carrier aggregation, ensuring mobile terminals within a predetermined communication range can connect efficiently. The implementation of a base station equipped with a baseband module further supports its operational capabilities.
Career Highlights: Masaaki Shida has an impressive career trajectory, contributing his talents to renowned companies such as Hitachi, Ltd. and Hitachi Metals, Ltd. His experience in leading organizations has undoubtedly fueled his inventive spirit, allowing him to make remarkable advancements in communication technologies.
Collaborations: Throughout his career, Shida has collaborated with esteemed colleagues, notably Tomoaki Ishifuji and Shigenori Hayase. These partnerships have likely played a role in fostering innovation and enhancing the development of his patented technologies.
Conclusion: Masaaki Shida's contributions to the field of radio communication exemplify his commitment to innovation and excellence. With numerous patents to his name, Shida continues to influence the landscape of communication technology, paving the way for future advancements in the industry. His work not only reflects his personal achievements but also the collaborative efforts that drive technological progress forward.
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.