For the Inventor, By the Inventor

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Leeds, United Kingdom

Yorkshire Water Plc

USPTO Granted Patents = 3

Forward Citations = 27

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5 inventors (with patents filed for the assignee):

Stuart Ward (2 out of 6 patents)

Sanath Ediriweera (2 out of 2 patents)

William Bartlett-Hooker (2 out of 2 patents)

4. Peter Robert Fielden (1 out of 2 patents)

5. Richard David Snook (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5801052 - Aqueous sample testing apparatus (1998-09-01),

2. 5736354 - Determination of toxicity (1998-04-07),

3. 5668330 - Aqueous sample testing apparatus (1997-09-16),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#29 in Leeds

#4,782 in United Kingdom

Leeds, United Kingdom

Yorkshire Water Plc

Forward Citations = 27

5 inventors:

Stuart Ward (2 out of 6 patents)

Sanath Ediriweera (2 out of 2 patents)

William Bartlett-Hooker (2 out of 2 patents)

4. Peter Robert Fielden (1 out of 2 patents)

5. Richard David Snook (1 out of 1 patent)

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