Growing community of inventors

Watertown, WI, United States of America

Frederick H Harder

Average Co-Inventor Count = 5.00

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 = 192

Frederick H HarderRichard P Uecker (1 patent)Frederick H HarderJohn A Kressin (1 patent)Frederick H HarderArnold R Buchholz (1 patent)Frederick H HarderRoy W De Meyer (1 patent)Frederick H HarderFrederick H Harder (1 patent)Richard P UeckerRichard P Uecker (9 patents)John A KressinJohn A Kressin (4 patents)Arnold R BuchholzArnold R Buchholz (2 patents)Roy W De MeyerRoy W De Meyer (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Brandt, Inc. (1 from 70 patents)


1 patent:

1. 4383540 - Feeding mechanism for dual coin sorters operating in parallel

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as of
12/19/2025
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