Growing community of inventors

Norcross, GA, United States of America

David S Zhang

Average Co-Inventor Count = 5.00

ph-index = 2

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 = 11

David S ZhangFranck Barillaud (11 patents)David S ZhangMark Robert Thill (11 patents)David S ZhangInsoo Cho (11 patents)David S ZhangDaniel M Christiani (10 patents)David S ZhangDan Christiani (1 patent)David S ZhangDavid S Zhang (11 patents)Franck BarillaudFranck Barillaud (29 patents)Mark Robert ThillMark Robert Thill (12 patents)Insoo ChoInsoo Cho (11 patents)Daniel M ChristianiDaniel M Christiani (10 patents)Dan ChristianiDan Christiani (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. International Business Machines Corporation (11 from 164,108 patents)


11 patents:

1. 9998457 - Network authentication of a geo-fenced volume

2. 9998587 - Rearranging display of mobile applications based on geolocation

3. 9992195 - Network authentication of a geo-fenced volume

4. 9949072 - Wireless service provider management of geo-fenced spaces

5. 9949073 - Wireless service provider management of geo-fenced spaces

6. 9936063 - Rearranging display of mobile applications based on geolocation

7. 9882898 - Network authentication of a geo-fenced volume

8. 9866552 - Network authentication of a geo-fenced volume

9. 9330681 - Voice signal modulation service for geographic areas

10. 9167103 - Subsidizing wireless services in geo-fenced zones

11. 9143626 - Subsidizing wireless services in geo-fenced zones

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as of
12/3/2025
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