Company Filing History:
Years Active: 1979-1988
Title: The Innovative Contributions of Touhachi Yoshihara
Introduction
Touhachi Yoshihara, based in Katsuta, Japan, is an accomplished inventor known for his significant contributions to chromatography technology. With a total of two patents to his name, he has demonstrated remarkable ingenuity in enhancing the processes involved in chromatographic data analysis.
Latest Patents
Yoshihara's most recent patents are focused on improving methods and apparatuses for processing chromatographic data. His first patent details a method of determining major and minor peaks in a chromatogram through a specialized data processor. This innovative method allows for the accurate separation of peaks, significantly enhancing the ability to judge shoulder peaks with remarkable precision. By establishing maximum points of peaks and analyzing the gradients of extrapolation lines drawn from these points, Yoshihara's invention improves the reliability of chromatographic analysis.
The second patent discusses an apparatus designed for processing chromatograph data. This device integrates a microprocessor and a dot printer capable of stepwise advancing printing paper for each line of characters printed. It converts analog signals from chromatographic detectors into digital signals and efficiently stores data values for printing. This streamlining of data processing not only produces clear chromatograms but also calculates and annotates the concentrations of individual components on the same paper.
Career Highlights
Yoshihara has spent a significant portion of his career at Hitachi, Ltd., where he has refined his skills as an inventor and contributed to technological advancements in the field of chromatography. His innovative approaches not only reflect his expertise but also highlight his commitment to excellence in scientific research and development.
Collaborations
Throughout his career, Yoshihara has collaborated with esteemed colleagues such as Koji Nishiwaki and Kiwao Seki. These professional relationships have likely fostered a dynamic exchange of ideas, further propelling advancements in their shared field of expertise.
Conclusion
Touhachi Yoshihara stands out as a pioneering inventor in chromatography, with patents that significantly enhance the understanding and processing of chromatographic data. His work at Hitachi, Ltd., along with his collaborations with fellow researchers, demonstrates his dedication to innovation and the advancement of scientific knowledge. His contributions continue to influence the field and offer promise for future developments in analytical chemistry.