This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignee: Xaar Technology Limited. Active years: 2020.
Company Filing History:
Years Active: 2020
Title: Innovations by Inventor Song-Won Ko
Introduction
Song-Won Ko is a notable inventor based in Cambridge, GB. He has made significant contributions to the field of technology, particularly in the area of droplet deposition and piezoelectric elements. With a total of 2 patents to his name, his work continues to influence advancements in various applications.
Latest Patents
One of his latest patents is the "Droplet deposition head." This invention features a fluid chamber connected to a droplet ejection nozzle and a reservoir for the fluid. It incorporates a piezoelectric actuator element that is displaceable in response to a drive voltage, generating pressure in the chamber to eject droplets. The design includes a passivation coating on the electrode, which consists of a laminate with an inorganic insulating layer and an organic insulating layer. The inorganic layer has a thickness of less than or equal to 500 nm, while the organic layer is less than 3 µm thick.
Another significant patent is the "Piezoelectric thin film element." This element comprises a first electrode, a second electrode, and one or more piezoelectric thin films in between. The first electrode is a platinum metal electrode with an average grain size greater than 50 nm. The adjacent piezoelectric thin film includes a laminate of multiple layers, with one layer contacting the platinum electrode made of lead zirconate titanate (PZT) of specific composition and orientation.
Career Highlights
Song-Won Ko is currently associated with Xaar Technology Limited, where he applies his expertise in developing innovative technologies. His work has been instrumental in enhancing the capabilities of droplet deposition systems and piezoelectric devices.
Collaborations
Some of his notable coworkers include Peter Mardilovich and John Philip Tatum. Their collaborative efforts contribute to the advancement of technology in their respective fields.
Conclusion
In summary, Song-Won Ko is a distinguished inventor whose work in droplet deposition and piezoelectric elements has led to significant technological advancements. His contributions continue to shape the future of innovation in these areas.