This inventor holds 4 USPTO granted patents. Top assignees: Seiko Epson Corporation, Screen Holdings Co., Ltd.. Active years: 2012-2019.
Company Filing History:
4 out of 34,238 
2 out of 1,123 
Years Active: 2012-2019
Title: Naoki Yonekubo: Innovator in Liquid Ejecting Technology
Introduction
Naoki Yonekubo is a prominent inventor based in Shiojiri, Japan. He has made significant contributions to the field of liquid ejecting devices, holding a total of 4 patents. His work has been instrumental in advancing technologies that utilize piezoelectric elements for liquid ejection.
Latest Patents
Yonekubo's latest patents focus on a liquid ejecting device, head unit, and liquid ejecting method. The liquid ejecting device features a piezoelectric element that deforms when a drive waveform is applied. This device includes a cavity filled with liquid, which experiences changes in internal pressure due to the deformation of the piezoelectric element. A nozzle communicates with the cavity to eject the liquid as droplets. The selection section of the device allows for the choice of drive waveforms, resulting in liquid droplets of nearly equal ejection volumes.
Career Highlights
Throughout his career, Naoki Yonekubo has worked with notable companies such as Seiko Epson Corporation and Screen Holdings Co., Ltd. His experience in these organizations has contributed to his expertise in liquid ejecting technologies.
Collaborations
Yonekubo has collaborated with talented individuals in his field, including Toshiyuki Yamagata and Toshiki Usui. These collaborations have likely enhanced his innovative capabilities and led to the development of advanced technologies.
Conclusion
Naoki Yonekubo's contributions to liquid ejecting technology demonstrate his innovative spirit and technical expertise. His patents and career achievements reflect his commitment to advancing this important field.