Growing community of inventors

Flourtown, PA, United States of America

William Elgin Keen, Jr

Average Co-Inventor Count = 2.86

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 = 69

William Elgin Keen, Jr ↔ Donald J Frost (1 patent)William Elgin Keen, Jr ↔ Margaret C Raduta (1 patent)William Elgin Keen, Jr ↔ Raymond Chestnut (1 patent)William Elgin Keen, Jr ↔ Thomas Clifford Atkiss (1 patent)William Elgin Keen, Jr ↔ John J Colussi (1 patent)William Elgin Keen, JrWilliam Elgin Keen, Jr (2 patents)Donald J FrostDonald J Frost (1 patent)Margaret C RadutaMargaret C Raduta (1 patent)Raymond ChestnutRaymond Chestnut (1 patent)Thomas Clifford AtkissThomas Clifford Atkiss (1 patent)John J ColussiJohn J Colussi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pennwalt Corporation (1 from 615 patents)

2. Conversion Systems, Inc. (1 from 10 patents)


2 patents:

1. 4514307 - Method of stabilizing organic waste

2. 4057440 - Scale reducer for zinc phosphating solutions

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idiyas.com
as of
1/7/2026
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