Growing community of inventors

Pangbourne, United Kingdom

James G Heffernan

Average Co-Inventor Count = 3.00

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 = 53

James G HeffernanDonald H Picker (4 patents)James G HeffernanPaul C Hydes (2 patents)James G HeffernanMichael J Cleare (2 patents)James G HeffernanJames G Heffernan (4 patents)Donald H PickerDonald H Picker (15 patents)Paul C HydesPaul C Hydes (13 patents)Michael J CleareMichael J Cleare (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,912 patents)

2. Johnson Matthey Inc. (2 from 268 patents)


4 patents:

1. 4956454 - Monoclonal antibody - platinum co-ordination compound complex

2. 4952676 - Monoclonal antibody-platinum co-ordination compound complex

3. 4760155 - Platinum co-ordination compounds

4. 4760156 - Platinum co-ordination compounds

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as of
1/7/2026
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