Growing community of inventors

Northridge, CA, United States of America

David Durham

Average Co-Inventor Count = 4.86

ph-index = 5

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 = 71

David DurhamDavid Crawford (6 patents)David DurhamDerek Lee Howard (4 patents)David DurhamMark W Sumner (3 patents)David DurhamPaul E Baker (3 patents)David DurhamChristopher J Rose (3 patents)David DurhamThomas Fitzgerald (2 patents)David DurhamJames H Shull (1 patent)David DurhamGregory A Wilzbach (1 patent)David DurhamJon Georges (1 patent)David DurhamJanice L Mulholland (1 patent)David DurhamJon George (0 patent)David DurhamDavid Durham (6 patents)David CrawfordDavid Crawford (65 patents)Derek Lee HowardDerek Lee Howard (12 patents)Mark W SumnerMark W Sumner (9 patents)Paul E BakerPaul E Baker (6 patents)Christopher J RoseChristopher J Rose (5 patents)Thomas FitzgeraldThomas Fitzgerald (2 patents)James H ShullJames H Shull (6 patents)Gregory A WilzbachGregory A Wilzbach (2 patents)Jon GeorgesJon Georges (1 patent)Janice L MulhollandJanice L Mulholland (1 patent)Jon GeorgeJon George (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Disney Enterprises, Inc. (6 from 2,768 patents)


6 patents:

1. 9839856 - Method and system for providing interactivity based on sensor measurements

2. 8490550 - Roller coaster with articulable seat backs

3. 8179337 - Mobile projected sets

4. 8141495 - Amusement park ride with vehicles pivoting about a common chassis to provide racing and other effects

5. 7921781 - Amusement park ride with vehicles pivoting about a common chassis to provide racing and other effects

6. 7806054 - Amusement park ride with vehicles pivoting about a common chassis to provide racing and other effects

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as of
12/15/2025
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