Growing community of inventors

Clevedon, United Kingdom

David John Parkinson

Average Co-Inventor Count = 1.59

ph-index = 7

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 = 208

David John ParkinsonKevin Collier (5 patents)David John ParkinsonJames Edward Delves (5 patents)David John ParkinsonTheodore E Dickinson (3 patents)David John ParkinsonSimon Thomas Henry Brock (2 patents)David John ParkinsonKam L Wong (1 patent)David John ParkinsonRichard S Relf (1 patent)David John ParkinsonLawrence G Marini (1 patent)David John ParkinsonTheodore Elliot Dickinson (0 patent)David John ParkinsonKevin E Collier (0 patent)David John ParkinsonJames Edward Delves (0 patent)David John ParkinsonDavid John Parkinson (18 patents)Kevin CollierKevin Collier (22 patents)James Edward DelvesJames Edward Delves (9 patents)Theodore E DickinsonTheodore E Dickinson (3 patents)Simon Thomas Henry BrockSimon Thomas Henry Brock (2 patents)Kam L WongKam L Wong (1 patent)Richard S RelfRichard S Relf (1 patent)Lawrence G MariniLawrence G Marini (1 patent)Theodore Elliot DickinsonTheodore Elliot Dickinson (0 patent)Kevin E CollierKevin E Collier (0 patent)James Edward DelvesJames Edward Delves (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Specialist Process Technologies Limited (5 from 5 patents)

2. Cameron International Corporation (4 from 984 patents)

3. Merpro Tortek Limited (2 from 6 patents)

4. Dps Bristol (holdings) Limited (2 from 3 patents)

5. Other (1 from 832,680 patents)

6. Pyrocore S.a. (1 from 1 patent)

7. Aquacyc Limited (1 from 1 patent)

8. Kcc Group Limited (1 from 1 patent)

9. Merpro Products Ltd (1 from 1 patent)

10. Dps Bristol Limited (0 patent)


18 patents:

1. 10421919 - Gasifier

2. 9126207 - Separator for separating a multiphase mixture

3. 8834716 - Water treatment device

4. 8794448 - Separation device

5. 8591767 - Functional fluid and a process for the preparation of the functional fluid

6. 8486338 - Gas-liquid contactor

7. 8114283 - Separator to separate a liquid/liquid/gas/solid mixture

8. 8092693 - Apparatus for inhibiting fines carryover

9. 8080225 - Functional fluid and a process for the preparation of the functional fluid

10. 8012359 - Filtration apparatus

11. 7997419 - Fluidizing apparatus

12. 7972103 - Apparatus for transferring settled or suspended solids from an open vessel into a closed vessel

13. 7718061 - Apparatus for inhibiting fines carryover

14. 7655061 - Cyclone assembly and method for increasing or decreasing flow capacity of a cyclone separator in use

15. 6436298 - Apparatus and method for separating a mixture of a less dense liquid and a more dense liquid

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as of
12/7/2025
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