Average Co-Inventor Count = 11.45
ph-index = 13
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.
Company Filing History:
1. American Express Travel Related Services Company, Inc. (18 from 1,452 patents)
18 patents:
1. 7607583 - Clear contactless card
2. 7306158 - Clear contactless card
3. D529955 - Card with an antenna and a rectangle
4. D527421 - Card with an antenna and a blue rectangle
5. D526016 - Card with an antenna and a rectangle
6. D526015 - Transparent card with an antenna
7. D526013 - Transparent card with an antenna and a rectangle
8. D526014 - Transparent card with an antenna and a rectangle
9. D525654 - Card with an antenna and a blue rectangle
10. D525653 - Transparent card with an antenna and a blue rectangle
11. D525298 - Transparent card with an antenna and a blue rectangle
12. 7070112 - Transparent transaction device
13. D523471 - Transparent card with an antenna
14. D512095 - Card with an antenna and a blue rectangle
15. D510103 - Transparent card with an antenna