Growing community of inventors

Wilmington, DE, United States of America

Frederick M Kappel

Average Co-Inventor Count = 2.67

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 = 93

Frederick M KappelGraham H Paterson (2 patents)Frederick M KappelBarbara E MacKenzie (1 patent)Frederick M KappelBernard K Bedwell (1 patent)Frederick M KappelFrederick M Kappel (2 patents)Graham H PatersonGraham H Paterson (22 patents)Barbara E MacKenzieBarbara E MacKenzie (4 patents)Bernard K BedwellBernard K Bedwell (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Speakman Company (2 from 48 patents)


2 patents:

1. 7503345 - Flow control apparatus

2. 5216765 - Gravity fed eye/face wash

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