Lisa A Pettigrew

Title: Lisa A Pettigrew: Innovator in Contact Lens Technology

Introduction

Lisa A Pettigrew is a notable inventor based in Tempe, AZ (US). She has made significant contributions to the field of optical technology, particularly in the development of contact lenses. Her innovative work has led to the creation of a unique product that enhances vision for users.

Latest Patents

Lisa A Pettigrew holds a patent for "Oxygen permeable bifocal contact lenses and their manufacture." This invention features an oxygen permeable bifocal contact lens with a Dk of at least 10.times.10.sup.-11. The design includes a distance vision portion with a refractive index of not more than 1.49, formed as a preform with a recess. The near distance vision portion has a refractive index of at least 1.540, created by filling the recess with a monomer mixture and polymerizing. The distance vision portion is preferably formed as an interpenetrating network copolymer, enhancing the lens's performance.

Career Highlights

Lisa A Pettigrew is associated with Pilkington Visioncare, Inc., where she has contributed her expertise in optical innovations. Her work has been instrumental in advancing the technology behind contact lenses, making them more effective and comfortable for users.

Collaborations

Throughout her career, Lisa has collaborated with notable colleagues, including Donald J Ratkowski and William J Burke. These partnerships have fostered a creative environment that has led to groundbreaking advancements in contact lens technology.

Conclusion

Lisa A Pettigrew is a pioneering inventor whose work in oxygen permeable bifocal contact lenses has made a lasting impact on the optical industry. Her innovative spirit and dedication to improving vision solutions continue to inspire future advancements in the field.