Location History:
- Monroeville, PA (US) (2012 - 2016)
- Delmont, PA (US) (2013 - 2022)
Company Filing History:
9 out of 213 
4 out of 882 
1 out of 1,617 
Years Active: 2012-2022
Title: The Innovative Contributions of Huayun Yu
Introduction
Huayun Yu is a prominent inventor based in Monroeville, PA, known for his significant contributions to the field of additive manufacturing and photochromic materials. With a total of 14 patents to his name, Yu has made remarkable advancements that have the potential to impact various industries.
Latest Patents
One of Huayun Yu's latest patents is an indirect additive manufacturing process using amine-containing adhesive polymers. This method involves separately feeding a powder and a solution of adhesive polymer into an additive manufacturing device. The adhesive polymer, which has a molecular weight of at least 200 g/mole, is present in a concentration of 1-30 wt %, resulting in a solution with specific viscosity and surface tension properties. The process allows for the selective dispensing of droplets to bind powder particles, creating a preform that shapes the desired object.
Another notable patent involves photochromic materials with extended pi-conjugated systems. This invention provides ophthalmic devices that incorporate an indeno-fused naphthopyran with a pi-conjugation extending group. The design enhances the pi-conjugation system, leading to improved optical properties. The patent also covers methods for creating these ophthalmic devices, showcasing Yu's innovative approach to material science.
Career Highlights
Throughout his career, Huayun Yu has worked with leading companies in the optical and vision care sectors. He has been associated with Transitions Optical, Inc. and Johnson and Johnson Vision Care, Inc., where he has contributed to the development of cutting-edge technologies in his field.
Collaborations
Yu has collaborated with notable professionals such as Anu Chopra and Wenjing Xiao, further enhancing his research and development efforts. These collaborations have allowed him to explore new ideas and push the boundaries of innovation.
Conclusion
Huayun Yu's work exemplifies the spirit of innovation in the fields of additive manufacturing and photochromic materials. His patents reflect a commitment to advancing technology and improving product functionality. Through his career and collaborations, Yu continues to make significant contributions that will shape the future of these industries.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.