Company Filing History:
Years Active: 1992
Title: Joseph I Weinschenk, III: Innovator in Contact Lens Technology
Introduction
Joseph I Weinschenk, III is a notable inventor based in Irvine, California. He has made significant contributions to the field of optical technology, particularly in the development of contact lenses. His innovative work has led to the creation of a unique patent that enhances the functionality of bifocal contact lenses.
Latest Patents
Weinschenk 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, which is formed as a preform with a recess. The near distance vision portion, having a refractive index of at least 1.540, is created by filling this recess with a monomer mixture and polymerizing it. The distance vision portion is preferably formed as an interpenetrating network copolymer, enhancing the lens's performance and comfort.
Career Highlights
Joseph I Weinschenk, III is associated with Pilkington Visioncare, Inc., where he has contributed to advancements in vision care products. His work has been instrumental in improving the quality and functionality of contact lenses, making them more accessible and effective for users.
Collaborations
Weinschenk has collaborated with notable colleagues, including Lisa A Pettigrew and Donald J Ratkowski. These partnerships have fostered innovation and development in the field of optical technology.
Conclusion
Joseph I Weinschenk, III is a distinguished inventor whose work in oxygen permeable bifocal contact lenses has made a significant impact on the optical industry. His contributions continue to influence the design and functionality of contact lenses, enhancing the vision care experience for many.