Growing community of inventors

Dollard des Ormeauz, Canada

Barbara E MacKenzie

Average Co-Inventor Count = 2.29

ph-index = 3

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 = 59

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

Company Filing History:

1. Speakman Company (4 from 48 patents)


4 patents:

1. D342309 - Gravity fed emergency eye/face wash station

2. 5216765 - Gravity fed eye/face wash

3. D329490 - Faucet handle

4. D328782 - Faucet

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as of
1/12/2026
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