John Court

Title: Innovations of John Court in Ophthalmic Lens Technology

Introduction

John Court is a notable inventor based in Ultimo, Australia, recognized for his contributions to the field of ophthalmic lens technology. With a total of 12 patents to his name, Court has made significant advancements in the design and manufacturing of silicone hydrogel contact lenses. His work has greatly impacted the way contact lenses are produced and worn, particularly in terms of comfort and safety.

Latest Patents

One of Court's latest patents involves a method for making an extended wear ophthalmic lens. This innovative approach includes polymerizing a prepolymer mixture in a lens mold within an atmosphere containing less than about 10,000 ppm oxygen. The resulting silicone hydrogel contact lens is designed for extended wear, characterized by producing less than 10% corneal swelling after a continuous wear period of 7 days, including normal sleep periods. The prepolymer mixture comprises at least one oxyperm material with hydrophilic groups, a siloxane-containing macromer or monomer, at least one ionperm material, and a cross-linking agent. In certain embodiments, the polymerization process can occur in an atmosphere with less than about 1,000 ppm oxygen, further enhancing the lens's performance.

Career Highlights

Throughout his career, John Court has worked with prominent organizations such as Ciba Vision Corporation and the Commonwealth Scientific and Industrial Research Organisation. His experience in these companies has allowed him to refine his skills and contribute to groundbreaking innovations in the field of contact lenses.

Collaborations

Court has collaborated with notable individuals in his field, including Paul Clement Nicolson and Richard Carlton Baron. These partnerships have facilitated the exchange of ideas and expertise, further advancing the development of ophthalmic technologies.

Conclusion

John Court's innovative work in the field of ophthalmic lens technology has led to significant advancements in contact lens design and manufacturing. His contributions continue to influence the industry, providing users with safer and more comfortable options for vision correction.