Growing community of inventors

Loveland, OH, United States of America

John D Toppen

Average Co-Inventor Count = 4.00

ph-index = 1

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 = 121

John D ToppenPai-Chuan Wu (1 patent)John D ToppenRobert M Mortellite (1 patent)John D ToppenThomas R Ryle (1 patent)John D ToppenJohn D Toppen (1 patent)Pai-Chuan WuPai-Chuan Wu (35 patents)Robert M MortelliteRobert M Mortellite (14 patents)Thomas R RyleThomas R Ryle (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Clopay Plastic Products Company, Inc. (1 from 41 patents)


1 patent:

1. 5296184 - Method of making an ultra soft cloth-like embossed plastic film having

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12/19/2025
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