Location History:
- Eindhoven, NL (2004 - 2014)
- Waarle, NL (2018)
- Waalre, NL (2010 - 2019)
Company Filing History:
23 out of 22,566 
4 out of 5,137 
3 out of 408 
Years Active: 2004-2019
Title: The Innovative Contributions of Petrus Maria de Greef
Introduction
Petrus Maria de Greef, an inventive mind based in Waalre, Netherlands, has made significant contributions in the field of electrowetting displays, holding a remarkable total of 25 patents. His work demonstrates a strong blend of technical expertise and creativity, pushing the boundaries of display technology.
Latest Patents
Among his latest patents, one noteworthy invention is the "Reset pulse control to manage flicker of an electrowetting display device." This patent describes an electrowetting display device which includes pixel regions arranged on a support plate, with each pixel region featuring a thin film transistor (TFT). A sensor detects light impinging on the pixel regions, generating a voltage that informs the reset control circuit. The circuit adjusts the modulation of light and generates a reset pulse for the TFTs, enhancing display quality.
Another significant patent is the "System and method for driving electrowetting display device." This invention outlines a method to control the state of sub-pixels in an electrowetting display device. The system determines whether each sub-pixel is open or closed and adjusts the reflectance values accordingly, ensuring an optimal display performance.
Career Highlights
Petrus's impressive career includes time spent at notable companies such as Amazon Technologies, Inc. and NXP B.V., where he harnessed his skills in developing advanced display technologies. His work in these innovative environments has allowed him to refine his methods and influence the direction of electrowetting display technology.
Collaborations
Throughout his career, Petrus has worked alongside talented colleagues, including Gor Manukyan and Jozef Elisabeth Aubert. These collaborations have not only broadened his perspective but have also contributed to the successful development of groundbreaking technologies in the field.
Conclusion
Petrus Maria de Greef exemplifies the spirit of innovation through his numerous patents and contributions to display technology. His work continues to influence the industry and pave the way for future advancements in electrowetting displays. With a solid foundation and unwavering dedication to his craft, Petrus stands as a significant figure in modern technological innovation.