Location History:
- Milpitas, CA (US) (2002)
- Fremont, CA (US) (2008 - 2018)
Company Filing History:
3 out of 222 
2 out of 851 
1 out of 900 
Years Active: 2002-2018
Title: The Innovative Contributions of Hanmin Zhao
Introduction
Hanmin Zhao is a prominent inventor based in Fremont, California. He has made significant contributions to the field of light-emitting devices, holding a total of six patents. His work focuses on improving the efficiency of these devices through innovative designs and materials.
Latest Patents
One of Hanmin Zhao's latest patents is a light-emitting device with a bonded interface. In this invention, a transparent substrate AlInGaP device includes an etch stop layer that is less absorbing than conventional etch stop layers. Additionally, the bonded interface is configured to provide a lower forward voltage compared to traditional bonded interfaces. These advancements aim to reduce absorption and forward voltage, ultimately enhancing the efficiency of the device.
Career Highlights
Throughout his career, Hanmin Zhao has worked with notable companies such as Philips Lumileds Lighting Company LLC and JDS Uniphase Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of lighting technology.
Collaborations
Hanmin Zhao has collaborated with several professionals in his field, including John Edward Epler and Michael Ragan Krames. These partnerships have contributed to the advancement of his research and the successful development of his inventions.
Conclusion
Hanmin Zhao's contributions to the field of light-emitting devices demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of materials and design, positioning him as a key figure in the advancement of lighting technology.