Growing community of inventors

Palo Alto, CA, United States of America

William L Powar

Average Co-Inventor Count = 1.65

ph-index = 7

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 = 3,242

William L PowarJames J Hilt (3 patents)William L PowarRon Hodges (3 patents)William L PowarStephen W Pardue (3 patents)William L PowarRay Kolling (1 patent)William L PowarWilliam L Powar (7 patents)James J HiltJames J Hilt (3 patents)Ron HodgesRon Hodges (3 patents)Stephen W PardueStephen W Pardue (3 patents)Ray KollingRay Kolling (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Visa International Service Association (6 from 2,520 patents)

2. Visa International (1 from 6 patents)


7 patents:

1. 7028008 - Method and apparatus for paying bills electronically using machine readable information from an invoice

2. 6438527 - Method and apparatus for paying bills electronically using machine readable information from an invoice

3. 6408284 - Electronic bill pay system for consumers to generate messages directing financial institutions to pay a biller's bill

4. 6285991 - Secure interactive electronic account statement delivery system

5. 6032133 - Electronic bill pay system

6. 5920847 - Electronic bill pay system

7. 5465206 - Electronic bill pay system

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as of
1/2/2026
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