Company Filing History:
Years Active: 2000-2003
Title: Nobuo Shimizu: Innovator in LCD Technology
Introduction
Nobuo Shimizu is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of liquid crystal display (LCD) technology. With a total of 2 patents, his work has advanced the functionality and efficiency of LCD devices.
Latest Patents
Shimizu's latest patents include a "Driver unit for driving an active matrix LCD device in a dot reversible driving scheme." This innovation features a horizontal driver that incorporates a D/A converter with both PROM and NROM decoder blocks. This design allows for the driving of an LCD panel in a dot reversible driving scheme, where data lines alternately receive gray-scale signals of both positive and negative polarities.
Another significant patent is the "Output circuit free from overshoot and undershoot on signal lines." This output circuit utilizes two operational amplifiers, each optimized for different potential changes. The design ensures that the potential level on the data line alternates effectively, eliminating issues of undershoot and overshoot during transitions.
Career Highlights
Throughout his career, Nobuo Shimizu has worked with prominent companies such as NEC Corporation and NEC Electronics Corporation. His experience in these organizations has allowed him to refine his expertise in LCD technology and contribute to various innovative projects.
Collaborations
Shimizu has collaborated with Yasuhiro Kosaka, further enhancing his work in the field of LCD technology. Their partnership has likely led to advancements in the efficiency and performance of LCD devices.
Conclusion
Nobuo Shimizu's contributions to LCD technology through his patents and career experiences highlight his role as an influential inventor. His work continues to impact the development of display technologies, showcasing the importance of innovation in this field.