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Buckinghamshire, United Kingdom

Karen Joan Cunningham

Average Co-Inventor Count = 3.64

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 = 22

Karen Joan Cunningham ↔ Simon George Calverley (3 patents)Karen Joan Cunningham ↔ Philip Michael William Ireland (3 patents)Karen Joan Cunningham ↔ Pietro Armanini (3 patents)Karen Joan Cunningham ↔ Alexander Charles Harold James (3 patents)Karen Joan Cunningham ↔ Jonathan Brian Marx (1 patent)Karen Joan CunninghamKaren Joan Cunningham (4 patents)Simon George CalverleySimon George Calverley (11 patents)Philip Michael William IrelandPhilip Michael William Ireland (6 patents)Pietro ArmaniniPietro Armanini (6 patents)Alexander Charles Harold JamesAlexander Charles Harold James (3 patents)Jonathan Brian MarxJonathan Brian Marx (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. De La Rue International Limited (3 from 194 patents)

2. Talaris Holdings Limited (1 from 6 patents)


4 patents:

1. 7757939 - Depositing items of value

2. 7677443 - Depositing items of value

3. 7347358 - Depositing items of value

4. 6942749 - Method of manufacturing a security item

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as of
12/20/2025
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