Growing community of inventors

Roanoke, VA, United States of America

Atul Bhatnagar

Average Co-Inventor Count = 4.00

ph-index = 3

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 = 58

Atul Bhatnagar ↔ James E McGrath (6 patents)Atul Bhatnagar ↔ Venkat Sekharipuram (5 patents)Atul Bhatnagar ↔ Hosadurga K Shobha (5 patents)Atul Bhatnagar ↔ Venkateshwaran N Sekharipuram (1 patent)Atul Bhatnagar ↔ Beverly Sue Mecham (1 patent)Atul BhatnagarAtul Bhatnagar (6 patents)James E McGrathJames E McGrath (40 patents)Venkat SekharipuramVenkat Sekharipuram (9 patents)Hosadurga K ShobhaHosadurga K Shobha (5 patents)Venkateshwaran N SekharipuramVenkateshwaran N Sekharipuram (2 patents)Beverly Sue MechamBeverly Sue Mecham (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (2 from 832,912 patents)

2. Virginia Tech Intellectual Properties Inc (2 from 786 patents)

3. Johnson and Johnson Vision Care, Inc. (1 from 889 patents)

4. Essilor International (1 from 722 patents)

5. Essilor International (Compagnie Generale D'optique) (1 from 719 patents)

6. Johnson & Johnson Vision Products Inc. (1 from 201 patents)


6 patents:

1. 7375178 - High refractive index thermoplastic polyphosphonates

2. 7067083 - High refractive index thermoplastic polyphosphonates

3. 6943221 - High refractive index thermoplastic polyphosphonates

4. 6653439 - High refractive index thermoplastic polyphosphonates

5. 6288210 - High refractive index thermoplastic polyphosphonates

6. 6040416 - Melt polymer synthesis of poly ether phosphine oxides

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1/13/2026
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