Growing community of inventors

Reading, United Kingdom

William M Allen

Average Co-Inventor Count = 5.00

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 = 4

William M Allen ↔ Alan D Wilson (2 patents)William M Allen ↔ Havard J Prosser (2 patents)William M Allen ↔ David M Groffman (2 patents)William M Allen ↔ Bernard F Sansom (2 patents)William M AllenWilliam M Allen (2 patents)Alan D WilsonAlan D Wilson (18 patents)Havard J ProsserHavard J Prosser (4 patents)David M GroffmanDavid M Groffman (3 patents)Bernard F SansomBernard F Sansom (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. National Research Development Corporation (2 from 1,200 patents)


2 patents:

1. 4880628 - Sustained release composition

2. 4661339 - Sustained release composition

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12/17/2025
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