Hiroshi Kishishita

Title: **Hiroshi Kishishita: Innovator in Display Technology**

Introduction

Hiroshi Kishishita, based in Nara, Japan, is a prolific inventor with an impressive portfolio of 23 patents. His work primarily revolves around advancements in display devices, showcasing innovative methods that contribute significantly to the field of electroluminescent technology.

Latest Patents

Among his most recent inventions is a novel method and apparatus for driving display devices. This patent focuses on a display device, such as a thin-film EL display, where a dielectric layer is placed between scanning side electrodes and data side electrodes. Kishishita’s method involves applying a modulation voltage based on gradation display data, alongside positive or negative writing voltages for varied brightness. This inventive approach allows binary coded signals to correspond to each gradation, simplifying the process for both negative and positive driving displays.

Another notable patent is for manufacturing thin film EL devices utilizing a shutter system. This method directs an electron beam to evaporate a substance combined with an additive agent, which is then deposited on a substrate. Furthermore, it employs a sensor to monitor the growth of the deposit, adjusting the energy of the electron beam for optimal evaporation rates. This innovative process enhances manufacturing precision and efficiency in producing thin film electroluminescent devices.

Career Highlights

Hiroshi Kishishita is associated with Sharp Kabushiki Kaisha Corporation, a renowned company in the field of electronics and display technology. His contributions have not only advanced the technologies developed by his company but have also pushed the boundaries of what is possible in display innovations.

Collaborations

Throughout his career, Kishishita has worked alongside a notable team of researchers, including Hisashi Uede and Toshihiro Ohba. Their collective expertise enables them to drive innovation and tackle complex challenges in display technology, leading to breakthrough inventions that benefit a wide range of applications.

Conclusion

With 23 patents to his name, Hiroshi Kishishita stands out as a key innovator in the display technology sector. His latest inventions showcase his commitment to enhancing electroluminescent devices and manufacturing processes. As the field of display technology evolves, Kishishita's contributions will undoubtedly continue to play a crucial role in shaping future advancements.