Location History:
- Handa, JP (2009)
- Kawasaki, JP (2024)
Company Filing History:
4 out of 326 
1 out of 50 
1 out of 297 Years Active: 2009-2025
Title: Eiji Harata: A Pioneer in Contact Lens Innovations
Introduction
Eiji Harata, an accomplished inventor based in Kawasaki, Japan, has significantly contributed to the field of ophthalmology with his innovative approach to contact lens technology. With three patents to his name, he is recognized for developing advanced materials that enhance the performance of contact lenses and solutions for ocular health.
Latest Patents
Eiji Harata's latest patents include groundbreaking inventions that focus on improving contact lenses and drug delivery methods for ocular treatments. His first patent details a monomer composition for contact lenses utilizing a polysiloxane monomer that produces a polymer exhibiting excellent surface hydrophilicity and oxygen permeability, as well as impressive modulus and elongation at break. This invention highlights the use of a phosphorylcholine group-containing polysiloxane monomer and a monovinyl ether monomer to achieve these beneficial properties.
Another significant patent concerns an ocular surface drug retention agent, along with an eye drop formulation that contains the agent. This ocular surface drug-retaining agent allows for a remarkable improvement in the retention of medicaments on the ocular surface, particularly the corneal surface. By employing a copolymer with three different kinds of constituent units at a specific ratio, this invention is capable of sustaining the effect of a drug over an extended period, thereby enhancing treatment for ocular diseases.
Career Highlights
Throughout his career, Eiji Harata has collaborated with various prestigious institutions and corporations to further his research. Notably, he has been associated with Nof Corporation, where he harnessed his expertise in polymer and material science to develop cutting-edge solutions for contact lenses. Additionally, his time at Kinki University has allowed him to contribute to academic advancements in his field.
Collaborations
Eiji's innovative journey has been supported by collaboration with talented colleagues such as Ryuya Gotanda and Koh Kobayashi. Their combined efforts in research and development have led to groundbreaking results that continue to push the boundaries of contact lens technology and ocular health solutions.
Conclusion
Eiji Harata stands out as a leading inventor in the realm of contact lens innovations and ocular treatments. His commitment to developing materials and methods that enhance user comfort and drug retention exemplifies the impact of creative thinking in the medical field. As he continues to build on his inventions, the future of contact lens technology and ocular health remains bright.