= 1.65 Inventors with similar research interests:
Company Filing History:
14 out of 568 
9 out of 35,658 
8 out of 28,544 
Years Active: 1979-2025
Title: Innovations and Patents of Hiroaki Tanaka in Optical Transmission and Excavation Technology
Introduction
Hiroaki Tanaka is a distinguished inventor based in Tokyo, Japan, with an impressive portfolio of 71 patents to his name. His innovative contributions span various technologies, particularly in the fields of optical transmission systems and work vehicles. Through his inventions, Tanaka has significantly advanced the capabilities and efficiency of these technologies.
Latest Patents
Hiroaki Tanaka's latest patents reflect his commitment to improving failure detection in Wavelength Division Multiplexing (WDM) optical transmission systems. One of his notable inventions is a failure detection device designed to identify terminal stations experiencing failures during optical signal transmission. This device features an input unit that consolidates first optical signals from multiple terminal stations, a monitoring unit that generates monitoring signals based on signal intensities, and an identifying unit that determines which terminal station has encountered a failure based on the collected information.
In addition to his work in optical transmission, Tanaka has also developed a hydraulic excavator designed for work vehicle applications. This excavator comprises a revolving frame and a cab with a support base for the operator's seat, along with a unique restriction member that enhances safety and efficiency during operations.
Career Highlights
Hiroaki Tanaka has contributed his expertise to renowned companies, including NEC LCD Technologies, Ltd. and NEC Corporation. His work has not only influenced advancements in technology but has also established him as a key figure in the field of innovation.
Collaborations
Throughout his career, Tanaka has collaborated with esteemed colleagues such as Shigeru Kimura and Takahiko Watanabe. These collaborations have fostered the sharing of knowledge and ideas, further propelling advancements in the technologies he specializes in.
Conclusion
Hiroaki Tanaka is a pivotal inventor whose 71 patents signify his dedication to technological advancement. His contributions to optical transmission systems and work vehicles exemplify how innovative thinking can lead to substantial improvements in efficiency and safety. As technology continues to evolve, Tanaka's work will undoubtedly remain influential in shaping the future of these industries.
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.