Growing community of inventors

Racine, WI, United States of America

Thomas F Petrykowski

Average Co-Inventor Count = 5.46

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 = 24

Thomas F PetrykowskiRobert L Turner (2 patents)Thomas F PetrykowskiJeffrey S Hon (2 patents)Thomas F PetrykowskiRoberto Almaraz (1 patent)Thomas F PetrykowskiRonald L Rhodes (1 patent)Thomas F PetrykowskiGerald J Paulus (1 patent)Thomas F PetrykowskiDale K Lange (1 patent)Thomas F PetrykowskiDonald C Freymuth (1 patent)Thomas F PetrykowskiThomas F Petrykowski (2 patents)Robert L TurnerRobert L Turner (5 patents)Jeffrey S HonJeffrey S Hon (3 patents)Roberto AlmarazRoberto Almaraz (4 patents)Ronald L RhodesRonald L Rhodes (3 patents)Gerald J PaulusGerald J Paulus (1 patent)Dale K LangeDale K Lange (1 patent)Donald C FreymuthDonald C Freymuth (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Racine Railroad Products, Inc. (2 from 24 patents)


2 patents:

1. 5142987 - Automatic anchor applicator

2. 5117760 - Rail anchor spreader with rail clamp and adjustable head assembly

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as of
12/17/2025
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