Yi-Hua Tsao

Title: **Yi-Hua Tsao: Innovator in Lithographic Technology**

Introduction

Yi-Hua Tsao is an accomplished inventor based in Waltham, Massachusetts. With a total of three patents to his name, he has made significant contributions to the field of lithography, particularly in developing new methodologies that enhance printing processes. His innovative approach has positioned him as a key figure in advancements within this industry.

Latest Patents

Yi-Hua Tsao's latest patents showcase groundbreaking developments in lithographic technology. One of his notable inventions includes a method for developing lithographic plates on a printing press without the need for bath processing. This patent details a system equipped with ink and aqueous fountain solution delivery mechanisms, utilizing a preferred plate structure consisting of a substrate and a photoresist layer that is photohardenable upon exposure to actinic radiation. Key components of this invention include a macromolecular organic binder, a photopolymerizable ethylenically unsaturated monomer, a polymerization initiator, and a disperse hydrophilic microgel. Additionally, the innovation also offers a product aspect featuring an on-press removable polymeric overcoat.

Another significant invention by Tsao is a quenching overcoat for lithographic plates. This overcoat incorporates a water or fountain soluble crystalline compound, serving as an oxygen barrier while ensuring a non-tacky surface on the printing plate. The design facilitates on-press removability, thus enhancing efficiency during printing operations.

Career Highlights

Yi-Hua Tsao has spent part of his career at Polaroid Corporation, a well-known company in the imaging and photography industry. His work there has been pivotal in promoting advances in lithographic techniques. With his specialized skills and commitment to innovation, Tsao continues to pave the way for future developments in printing technology.

Collaborations

Throughout his career, Tsao has collaborated with talented professionals such as Rong-Chang Liang and Yee-Ho Chia. These partnerships have been instrumental in fostering a creative environment that drives technological advancements in lithography.

Conclusion

In summary, Yi-Hua Tsao's innovative contributions to lithographic technology have established him as a leading inventor in this field. His latest patents reflect a commitment to enhancing printing processes and moving the industry forward. With a strong background at Polaroid Corporation and valuable collaborations, Tsao continues to be an influential figure in the realm of imaging and printing technology.