Growing community of inventors

Fremont, CA, United States of America

Qinghong Du

Average Co-Inventor Count = 7.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 2

Qinghong DuJohn Michael Miller (2 patents)Qinghong DuHery Djie (2 patents)Qinghong DuEddie Chiu (2 patents)Qinghong DuPatrick Lu (2 patents)Qinghong DuXiaowei Guo (2 patents)Qinghong DuChester Murley (2 patents)Qinghong DuQinghong Du (2 patents)John Michael MillerJohn Michael Miller (41 patents)Hery DjieHery Djie (12 patents)Eddie ChiuEddie Chiu (5 patents)Patrick LuPatrick Lu (2 patents)Xiaowei GuoXiaowei Guo (2 patents)Chester MurleyChester Murley (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lumentum Operations LLC (2 from 356 patents)


2 patents:

1. 10768349 - Reflective diffraction grating and fabrication method

2. 9720147 - Reflective diffraction grating and fabrication method

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1/22/2026
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