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Cambridge, United Kingdom

Penelope E Stein

Average Co-Inventor Count = 8.00

ph-index = 4

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 = 48

Penelope E Stein ↔ Michel Henri Klein (5 patents)Penelope E Stein ↔ Sheena M Loosmore (5 patents)Penelope E Stein ↔ Raymond P Oomen (5 patents)Penelope E Stein ↔ Glen D Armstrong (5 patents)Penelope E Stein ↔ Stephen A Cockle (5 patents)Penelope E Stein ↔ Randy J Read (5 patents)Penelope E Stein ↔ Bart Hazes (5 patents)Penelope E SteinPenelope E Stein (5 patents)Michel Henri KleinMichel Henri Klein (164 patents)Sheena M LoosmoreSheena M Loosmore (68 patents)Raymond P OomenRaymond P Oomen (50 patents)Glen D ArmstrongGlen D Armstrong (38 patents)Stephen A CockleStephen A Cockle (11 patents)Randy J ReadRandy J Read (9 patents)Bart HazesBart Hazes (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. University of Alberta (4 from 446 patents)

2. Connaught Laboratories Limited (4 from 145 patents)


5 patents:

1. 6168928 - Modification of pertussis toxin

2. 6018022 - Modification of pertussis toxin

3. 5977304 - Modification of pertussis toxin

4. 5965385 - Modification of pertussis toxin

5. 5856122 - Modification of pertussis toxin

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as of
12/29/2025
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