Company Filing History:
5 out of 16 
2 out of 182 
1 out of 1 Years Active: 1990-2002
Title: The Innovative Contributions of Hidetoshi Yoshida
Introduction
Hidetoshi Yoshida is a notable inventor based in Tokyo, Japan, recognized for his significant contributions to the analysis of high-purity gases. With a total of 8 patents to his name, his work has been pivotal in advancing technologies related to gas analysis, improving accuracy and efficiency in various applications.
Latest Patents
Hidetoshi Yoshida's recent innovations include two groundbreaking patents. The first, titled "System for Analyzing Trace Amounts of Impurities in Gases," describes an analyzing apparatus designed to assay trace impurity contents in high-purity gases. This device incorporates an atmospheric pressure ionization mass spectrometer that can determine impurities at parts per billion (ppb) to sub-ppb levels, paired with a gas chromatograph that enhances the efficiency of impurity detection.
The second patent, "Multi-gas Analysis System for Analyzing High-Purity Gases," provides a robust apparatus and method for gas analysis. This system ensures secure detection of gas leaks swiftly while allowing for safe and accurate analyses in a stable operating state. It features selective sample gas introducing systems and analyzers, along with monitoring capabilities to track concentration changes during gas sample transitions.
Career Highlights
Throughout his career, Hidetoshi Yoshida has significantly impacted the industries where he has worked. He spent time at Mitsui Kensetsu Kabushiki Kaisha and Nippon Sanso Corporation, where he harnessed his expertise in gas analysis and contributed to the development of innovative technologies. His dedication to his field has led to numerous advancements in the monitoring of gas purity and impurity detection methods.
Collaborations
Hidetoshi has collaborated with esteemed colleagues, including Toshiyuki Noji and Eiji Tatsumi. These partnerships have fostered an environment of innovation and have enabled the refinement of technologies critical to gas analysis and purity verification.
Conclusion
Hidetoshi Yoshida stands out as an influential inventor in the field of gas analysis. His latest patents showcase his commitment to advancing technology for analyzing high-purity gases, making significant contributions that enhance accuracy and reliability. His work continues to resonate in industries that rely on precise gas analysis, demonstrating the vital role of innovation in sustaining technological advancement.