Location History:
- Broadview Heights, OH (US) (2010)
- San Diego, CA (US) (2003 - 2016)
- Fort Washington, PA (US) (2019 - 2022)
Company Filing History:
4 out of 174 
3 out of 425 
2 out of 4 
Years Active: 2003-2022
Title: The Innovative Contributions of Yi Yang
Introduction
Yi Yang is a prominent inventor based in San Diego, California. He has made significant contributions to the field of technology, holding a total of 11 patents. His work primarily focuses on advancements in materials and energy solutions.
Latest Patents
Among his latest patents is the invention of a layered phosphor in glass. This innovation provides a phosphor in glass (PiG) cover designed to modulate the color emitted from an LED chip. The PiG cover consists of an active layer that includes glass and phosphor, along with a secondary layer that is glass and free of phosphor. The active layer is stacked on the secondary layer to create the PiG cover. Alternatively, the PiG can feature an active layer sandwiched between two secondary layers. Additionally, two or more active layers can be stacked or arranged side-by-side. An LED chip is positioned beneath the PiG cover to form a complete LED package.
Another notable patent involves a poly-siloxane containing organic vehicle for electroconductive pastes. This invention pertains to a passivated emitter rear solar cell, which includes a silicon substrate with a front and back surface. A rear passivation layer is applied to the back surface, featuring multiple open holes. An aluminum back contact layer is formed within these holes, and at least one backside soldering tab is present on the back surface of the silicon substrate. This soldering tab is created from an electroconductive paste composition that includes conductive metallic particles, a lead-free glass frit, and an organic vehicle containing silicone oil.
Career Highlights
Throughout his career, Yi Yang has worked with notable companies such as Agouron Pharmaceuticals, Inc. and Ferro Corporation. His experience in these organizations has contributed to his expertise and innovative capabilities in the field.
Collaborations
Yi Yang has collaborated with several professionals, including Shao Song Chu and Siegfried Heinz Reich. These partnerships have likely enhanced his research and development efforts.
Conclusion
Yi Yang's contributions to technology through his patents and collaborations highlight his role as a significant inventor. His innovative work continues to impact various industries, particularly in the fields of lighting and renewable energy solutions.