Shogo Nobumori

Title: Shogo Nobumori: Innovator in Printhead Technology

Introduction

Shogo Nobumori is a notable inventor based in Thousand Oaks, CA (US). He has made significant contributions to the field of printhead technology, particularly through his innovative use of piezoelectric actuators. With a total of 3 patents to his name, Nobumori continues to push the boundaries of what is possible in printing technology.

Latest Patents

One of Nobumori's latest patents focuses on "Temperature sensing in a printhead using piezoelectric actuators." This invention outlines devices and methods for performing temperature measurements in a printhead. In one embodiment, a printhead includes at least one row of jetting channels designed to jet droplets of a print fluid using piezoelectric actuators. The drive circuit in this invention features an input voltage generator that applies a step voltage to a piezoelectric actuator of a jetting channel. Additionally, an output voltage detector detects the output voltage across the piezoelectric actuator over time in response to the step voltage. The drive circuit also includes a temperature detector that determines a voltage response to the step voltage at the piezoelectric actuator based on the output voltage over time. This allows for accurate temperature measurements for the piezoelectric actuator based on its voltage response.

Career Highlights

Shogo Nobumori is currently employed at Ricoh Company, Ltd., where he continues to develop innovative technologies in the printing sector. His work has been instrumental in enhancing the efficiency and accuracy of printhead operations.

Collaborations

Nobumori collaborates with fellow inventor Hiroshi Nishimura, contributing to advancements in their field through shared expertise and innovative ideas.

Conclusion

Shogo Nobumori is a pioneering inventor whose work in printhead technology exemplifies the spirit of innovation. His contributions, particularly in temperature sensing using piezoelectric actuators, are paving the way for future advancements in printing technology.