Growing community of inventors

Sachse, TX, United States of America

David Spells

Average Co-Inventor Count = 3.20

ph-index = 3

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 = 36

David Spells ↔ Fan Yu (3 patents)David Spells ↔ David Halpin (3 patents)David Spells ↔ Jethro Villegas (1 patent)David Spells ↔ Peter W Moody (1 patent)David Spells ↔ Rebecca Sun (1 patent)David SpellsDavid Spells (4 patents)Fan YuFan Yu (12 patents)David HalpinDavid Halpin (4 patents)Jethro VillegasJethro Villegas (3 patents)Peter W MoodyPeter W Moody (2 patents)Rebecca SunRebecca Sun (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Adobe, Inc. (4 from 6,898 patents)


4 patents:

1. 8739120 - System and method for stage rendering in a software authoring tool

2. 8700994 - Layered master pages

3. 8020092 - Layered master pages

4. 7467351 - Layered master pages

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as of
12/6/2025
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