Company Filing History:
3 out of 42,496 
3 out of 162 Years Active: 1990-1995
Title: Masakatu Yokoyama: Innovator in Graphic Data Processing
Introduction
Masakatu Yokoyama is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of graphic data processing, holding a total of three patents. His work focuses on enhancing the efficiency and functionality of graphic processors.
Latest Patents
Yokoyama's latest patents include a graphic data processing system designed to control the reading, writing, and transfer of graphic data for a display memory. This innovative processor features multiple units that work together to optimize the handling of graphic data. The first unit stores address information for the display memory, while the second unit points to specific pixel positions. The third unit shifts graphic data across consecutive words to extract continuous data, and the fourth unit performs pixel-wise drawing computations concurrently. This design allows for efficient processing of graphic data, even when the source data spans across two consecutive words.
Another significant patent by Yokoyama is a graphic processor suitable for graphic data transfer and conversion. This processor shares similar features with his previous invention, emphasizing the importance of efficient data handling in graphic processing systems. Both patents reflect his commitment to advancing technology in this area.
Career Highlights
Throughout his career, Masakatu Yokoyama has worked with prominent companies such as Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in graphic data processing.
Collaborations
Yokoyama has collaborated with notable colleagues, including Shigeru Matsuo and Koyo Katsura. These partnerships have contributed to the development of his patents and the advancement of graphic processing technology.
Conclusion
Masakatu Yokoyama's contributions to graphic data processing have made a significant impact in the field. His innovative patents demonstrate his expertise and commitment to enhancing technology. His work continues to influence the development of graphic processors, paving the way for future advancements.