Location History:
- Higashiyamato, JP (1984 - 1989)
- Mobara, JP (1999 - 2006)
Company Filing History:
4 out of 42,496 
2 out of 217 
4 out of 832,843 Years Active: 1984-2006
Title: Innovations of Katsutoshi Saito
Introduction
Katsutoshi Saito is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of image display technology, holding a total of 8 patents. His work focuses on enhancing the functionality and efficiency of display devices.
Latest Patents
One of Saito's latest patents is an image display device using transistors each having a polycrystalline semiconductor layer. This invention is designed to ensure that drain and source regions are fully activated, improving the overall performance of the display. The polycrystalline semiconductor layer allows for easier control of impurity concentrations in the LDD regions. Additionally, the device incorporates transistors with a gate electrode positioned above the semiconductor layer, separated by an insulating film. This innovative design includes a drain region on one side of the gate electrode and a source region on the opposite side. The addition of activated P-type and N-type impurities enhances the functionality of the device.
Another significant patent involves a liquid crystal display apparatus that features scanning circuits with bidirectional shift register stages. This apparatus is equipped with horizontal and vertical scanning circuits that efficiently manage an array of pixels. The image signal is transferred to the designated pixels through a series of pixel signals, ensuring precise image rendering. Each scanning circuit consists of bidirectional shift register stages that include pairs of latches, allowing for intermediate outputs and effective pixel designation.
Career Highlights
Throughout his career, Katsutoshi Saito has worked with prominent companies, including Hitachi, Ltd. His experience in the industry has allowed him to develop innovative technologies that have advanced the field of display devices.
Collaborations
Saito has collaborated with notable colleagues such as Iwao Takemoto and Katsumi Matsumoto. These partnerships have contributed to the development of groundbreaking technologies in the display sector.
Conclusion
Katsutoshi Saito's contributions to image display technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative designs continue to influence advancements in display devices.