Company Filing History:
Years Active: 2004-2012
Title: Innovations by Samson Berhane in Printing Technology
Introduction
Samson Berhane is a notable inventor based in Corvallis, Oregon, known for his groundbreaking contributions to printing technology. With a total of six patents to his name, Berhane has made significant advancements in fluid-ejection devices and printing mechanisms that enhance the efficiency and effectiveness of printing processes.
Latest Patents
Among his latest innovations, Berhane developed a sophisticated printing device that features a substrate with an aperture designed to streamline liquid ink flow. This unique aperture includes a side wall that guides the ink flow path and is complemented by an ink firing chamber that is fluidically connected to it. A distinctive aspect of this design is the coating on the side wall, which is impervious to etching by liquid ink. The materials chosen for this coating include silicon dioxide, aluminum oxide, hafnium oxide, and silicon nitride.
Another notable patent involves fluid-ejection devices and a deposition method for layers within a printing head. This invention comprises a multilevel dielectric structure with distinct layers and a cavitation layer, facilitating efficient operation and improved printing results.
Career Highlights
Samson Berhane is currently affiliated with the Hewlett-Packard Development Company, L.P., where he has been instrumental in driving innovation in printing technologies. His work reflects a strong commitment to enhancing product performance and reliability through cutting-edge research and development.
Collaborations
Throughout his career, Berhane has collaborated with esteemed colleagues, including Hubert Vander Plas and Barry Craig Snyder. These partnerships have fostered an environment of creativity and knowledge exchange, leading to successful innovations that benefit the printing industry.
Conclusion
Samson Berhane's inventive spirit and commitment to technological advancements make him a significant figure in the field of printing technology. His six patents exemplify the innovative mindset that drives progress in this sector, highlighting the importance of research and collaboration in developing effective solutions for modern printing challenges.