Growing community of inventors

Lake Geneva, WI, United States of America

Fred Koermer

Average Co-Inventor Count = 2.00

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 = 2

Fred KoermerTerrence John O'Neill (1 patent)Fred KoermerFred Koermer (1 patent)Terrence John O'NeillTerrence John O'Neill (19 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Quartex, Inc. (1 from 9 patents)


1 patent:

1. 6507170 - Battery pack having a plurality of battery slots

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