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San Jose, CA, United States of America

Chenhao Alex Ma

Average Co-Inventor Count = 3.00

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

Chenhao Alex MaRoy Leon Camp (2 patents)Chenhao Alex MaEmily Zhang (2 patents)Chenhao Alex MaChenhao Alex Ma (2 patents)Roy Leon CampRoy Leon Camp (23 patents)Emily ZhangEmily Zhang (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ebay, Incorporated (2 from 3,210 patents)


2 patents:

1. 11301510 - Obtaining item listings matching a distinguishing style of an image selected in a user interface

2. 10235388 - Obtaining item listings relating to a look of image selected in a user interface

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12/6/2025
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