Growing community of inventors

Pittsburgh, PA, United States of America

James E Rak

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 = 8

James E RakShih-Ruey Tom Chen (1 patent)James E RakKevin W Frederick (1 patent)James E RakRandy J Loeffler (1 patent)James E RakJames E Rak (1 patent)Shih-Ruey Tom ChenShih-Ruey Tom Chen (39 patents)Kevin W FrederickKevin W Frederick (24 patents)Randy J LoefflerRandy J Loeffler (14 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Calgon Corporation (1 from 312 patents)


1 patent:

1. 6414080 - Inverse emulsion polymer and production thereof

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12/31/2025
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