Growing community of inventors

Redwood City, CA, United States of America

Leonard Robert Speiser

Average Co-Inventor Count = 3.36

ph-index = 4

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 = 70

Leonard Robert SpeiserEdward O'Neil Garcia (3 patents)Leonard Robert SpeiserDavid Raccah (3 patents)Leonard Robert SpeiserBenjamin David Foster (2 patents)Leonard Robert SpeiserAndrew Leigh Sandler (2 patents)Leonard Robert SpeiserLori Kathleen Stewart (2 patents)Leonard Robert SpeiserCharles Zoran Kalko (2 patents)Leonard Robert SpeiserSterling Ryan Quick (2 patents)Leonard Robert SpeiserAnne Chang Raimondi (2 patents)Leonard Robert SpeiserMichael Speiser (1 patent)Leonard Robert SpeiserLeonard Robert Speiser (6 patents)Edward O'Neil GarciaEdward O'Neil Garcia (12 patents)David RaccahDavid Raccah (5 patents)Benjamin David FosterBenjamin David Foster (23 patents)Andrew Leigh SandlerAndrew Leigh Sandler (15 patents)Lori Kathleen StewartLori Kathleen Stewart (2 patents)Charles Zoran KalkoCharles Zoran Kalko (2 patents)Sterling Ryan QuickSterling Ryan Quick (2 patents)Anne Chang RaimondiAnne Chang Raimondi (2 patents)Michael SpeiserMichael Speiser (7 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ebay, Incorporated (5 from 3,219 patents)

2. Yahoo! Inc. (1 from 2,367 patents)


6 patents:

1. 8712868 - Listing recommendation using generation of a user-specific query in a network-based commerce system

2. 8224696 - Automated reward management for network-based contests

3. 8117081 - System to recommend listing categories for buyer request listings

4. 7937293 - System to provide buyer wanted request listings

5. 7831476 - Listing recommendation in a network-based commerce system

6. 7698169 - Method and system to provide wanted ad listing within an e-commerce system

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1/9/2026
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