Kazuharu Katagiri

Title: Kazuharu Katagiri: Innovating Image Formation and Optical Modulation Technologies

Introduction:

Kazuharu Katagiri, a resident of Tama, JP, is an accomplished inventor and innovator in the fields of image formation and optical modulation. With an impressive portfolio of 126 patents, he has made significant contributions to the development of high-speed, energy-efficient printing processes and driving methods for optical modulation devices. This article will delve into his latest patents, career highlights, collaborations, and the impact of his work.

Latest Patents:

One of Kazuharu Katagiri's notable patents is for a process for forming images with liquid droplets, an image forming apparatus, and a process for ejecting and projecting liquid droplets. This invention revolutionizes ink fixation and enables high-speed, low energy consumption printing. By controlling the number of liquid droplets impacting a recording medium for each dot formed, two-valued or multi-valued gradation expression is achieved. The liquid droplets are treated physically or chemically to ensure fixation on the recording medium.

Another significant patent by Katagiri is for a method of driving an optical modulation device, such as a liquid crystal device with a matrix electrode arrangement. This driving method leverages bistability exhibited by the optical modulation material, allowing it to be oriented to different stable states. By applying voltage selectively, the device can achieve optimal optical modulation and performance.

Career Highlights:

Throughout his career, Kazuharu Katagiri has held positions at prominent companies such as Canon Kabushiki Kaisha and Copyer Co., Ltd. It is through these ventures that he has had the opportunity to contribute to groundbreaking technological advancements. His insights and expertise have led to the development of improved printing processes and driving methods for optical modulation devices.

Collaborations:

Kazuharu Katagiri has had the privilege of collaborating with esteemed colleagues in his field. Notably, he has worked alongside Junichiro Kanbe and Masataka Yamashita, both renowned inventors and innovators. These collaborations have likely played a crucial role in the success and advancement of his research and projects.

Conclusion:

Kazuharu Katagiri's contributions to the field of innovation and technological advancement, particularly in image formation and optical modulation, are impressive. His patents demonstrate his ingenuity and expertise in developing processes and driving methods that enhance printing efficiency and optical modulation performance. Through his collaborations and illustrious career, Katagiri continues to push the boundaries of what is possible in these fields, leaving a lasting impact on the industry.