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Efficiently finding shortest paths using landmarks for computing lower-bound distance estimates Grant 7,603,229 - Goldberg , et al. October 13, 2 | 2009-10-13 |
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Better landmarks within reach App 20080122848 - Goldberg; Andrew V. ;   et al. | 2008-05-29 |
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Efficiently finding shortest paths using landmarks for computing lower-bound distance estimates App 20060047416 - Goldberg; Andrew V. ;   et al. | 2006-03-02 |
Computing point-to-point shortest paths from external memory App 20060047421 - Goldberg; Andrew V. ;   et al. | 2006-03-02 |
Systems and methods for pricing and selling digital goods Grant 6,985,885 - Goldberg , et al. January 10, 2 | 2006-01-10 |
Reducing unwanted and unsolicited electronic messages by exchanging electronic message transmission policies and solving and verifying solutions to computational puzzles App 20040181585 - Atkinson, Robert George ;   et al. | 2004-09-16 |