Growing community of inventors

High Point, NC, United States of America

David S Hoffman

Average Co-Inventor Count = 2.14

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 = 106

David S HoffmanWalter C Rogers, Jr (4 patents)David S HoffmanMarcus Lindsay Murphy (1 patent)David S HoffmanSylvain Bergeron (1 patent)David S HoffmanDavid S Hoffman (5 patents)Walter C Rogers, JrWalter C Rogers, Jr (35 patents)Marcus Lindsay MurphyMarcus Lindsay Murphy (62 patents)Sylvain BergeronSylvain Bergeron (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Royal Development Company, Inc. (3 from 8 patents)

2. Other (1 from 832,812 patents)

3. Shermag Inc. (1 from 6 patents)


5 patents:

1. 6648418 - Collapsible footrest assembly for a gliding ottoman

2. 4357049 - One-way recliner chair

3. 4337977 - Three-way handle-operated wall-avoiding recliner chair

4. 4226469 - Recliner chair with wall-avoiding action

5. 4188062 - Handle-operated wall-avoiding recliner chair with headrest

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idiyas.com
as of
12/20/2025
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