Growing community of inventors

Waterloo, IA, United States of America

Robert Stewart, Deceased

Average Co-Inventor Count = 10.00

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 = 68

Robert Stewart, DeceasedJames Michael Mayer (1 patent)Robert Stewart, DeceasedAnthony Altieri, Jr (1 patent)Robert Stewart, DeceasedDietrich Me Heyde (1 patent)Robert Stewart, DeceasedPhilip DiGangi (1 patent)Robert Stewart, DeceasedJohn Lewis Fortin (1 patent)Robert Stewart, DeceasedSandra Jean Liakus (1 patent)Robert Stewart, DeceasedRichard David Bothmann (1 patent)Robert Stewart, DeceasedErrol Olsen (1 patent)Robert Stewart, DeceasedJohn Petersen (1 patent)Robert Stewart, DeceasedRobert Stewart, Deceased (1 patent)James Michael MayerJames Michael Mayer (6 patents)Anthony Altieri, JrAnthony Altieri, Jr (3 patents)Dietrich Me HeydeDietrich Me Heyde (2 patents)Philip DiGangiPhilip DiGangi (2 patents)John Lewis FortinJohn Lewis Fortin (2 patents)Sandra Jean LiakusSandra Jean Liakus (2 patents)Richard David BothmannRichard David Bothmann (2 patents)Errol OlsenErrol Olsen (1 patent)John PetersenJohn Petersen (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fluid Management, Inc. (1 from 41 patents)


1 patent:

1. 5697527 - Dispensing Apparatus

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as of
1/3/2026
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