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Leeds, United Kingdom

Robert Ackroyd

Average Co-Inventor Count = 1.45

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 = 21

Robert AckroydHarmen Boersma (3 patents)Robert AckroydRene Knijpstra (2 patents)Robert AckroydJouke Hilarides (2 patents)Robert AckroydPaul Waddington (1 patent)Robert AckroydRobert Ackroyd (8 patents)Harmen BoersmaHarmen Boersma (13 patents)Rene KnijpstraRene Knijpstra (4 patents)Jouke HilaridesJouke Hilarides (4 patents)Paul WaddingtonPaul Waddington (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Graphic Packaging International, Inc. (8 from 952 patents)


8 patents:

1. D1100654 - Carton

2. 12344445 - Adjustable tray

3. D1060050 - Tray cover

4. 11932467 - Cover for tray with containers

5. D1018298 - Tray cover

6. 11124329 - Carton with insert

7. 10583955 - Package including carton with insert

8. 10322845 - Carton with insert

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as of
12/16/2025
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