Growing community of inventors

San Diego, CA, United States of America

David Spell

Average Co-Inventor Count = 8.00

ph-index = 2

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 = 252

David SpellBruce R Davis (3 patents)David SpellMichael C Morris (3 patents)David SpellGeorge Backer (3 patents)David SpellShawn Green (3 patents)David SpellBill Cooper (3 patents)David SpellRosetta Rogers (3 patents)David SpellGerald E Bennington (3 patents)David SpellRoger Youman (5 patents)David SpellDavid Spell (3 patents)Bruce R DavisBruce R Davis (33 patents)Michael C MorrisMichael C Morris (17 patents)George BackerGeorge Backer (8 patents)Shawn GreenShawn Green (8 patents)Bill CooperBill Cooper (8 patents)Rosetta RogersRosetta Rogers (7 patents)Gerald E BenningtonGerald E Bennington (5 patents)Roger YoumanRoger Youman (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. United Video Properties, Inc. (3 from 320 patents)


3 patents:

1. 8893178 - Electronic television program guide schedule system and method

2. 7398541 - Electronic television program guide schedule system and method

3. 7225455 - Electronic television program guide schedule system and method

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as of
12/15/2025
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