Growing community of inventors

Cumberland, RI, United States of America

Donald LaVange

Average Co-Inventor Count = 1.50

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 = 184

Donald LaVangeWoodrow S Wilson (1 patent)Donald LaVangeRay Peters (1 patent)Donald LaVangeDonald LaVange (2 patents)Woodrow S WilsonWoodrow S Wilson (7 patents)Ray PetersRay Peters (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Polytop Corporation (2 from 38 patents)


2 patents:

1. 5542585 - Dispensing closure with pivotably mounted spout and means for limiting

2. 5356044 - Tamper evident seal for dispensing closure

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idiyas.com
as of
12/12/2025
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